diff --git a/core/core.services.yml b/core/core.services.yml
index 38c5e97..4baeafa 100644
--- a/core/core.services.yml
+++ b/core/core.services.yml
@@ -41,7 +41,9 @@ parameters:
     exposedHeaders: false
     maxAge: false
     supportsCredentials: false
-  pager_class: Drupal\Core\Pager\Pager
+  pager.config:
+    class: Drupal\Core\Pager\Pager
+    querystring_parameter: 'page'
 services:
   # Simple cache contexts, directly derived from the request context.
   cache_context.ip:
@@ -1642,4 +1644,4 @@ services:
       - { name: event_subscriber }
   pager.factory:
     class: Drupal\Core\Pager\PagerFactory
-    arguments: ['%pager_class%', '@service_container', '@request_stack']
+    arguments: ['%pager.config%', '@service_container', '@request_stack']
diff --git a/core/includes/pager.inc b/core/includes/pager.inc
index 98d277a..26131ed 100644
--- a/core/includes/pager.inc
+++ b/core/includes/pager.inc
@@ -147,7 +147,9 @@ function pager_default_initialize($total, $limit, $element = 0) {
  *   instead.
  */
 function pager_get_query_parameters() {
-  return \Drupal::service('pager.factory')->getCurrentRequestQueryParameters(['page']);
+  $pager_factory = \Drupal::service('pager.factory');
+  $pager_parameter = $pager_factory->getQueryStringParameter();
+  return $pager_factory->getCurrentRequestQueryParameters([$pager_parameter]);
 }
 
 /**
diff --git a/core/lib/Drupal/Core/Pager/Pager.php b/core/lib/Drupal/Core/Pager/Pager.php
index 5116ac7..ba71a5d 100644
--- a/core/lib/Drupal/Core/Pager/Pager.php
+++ b/core/lib/Drupal/Core/Pager/Pager.php
@@ -199,7 +199,7 @@ public function init($total, $limit) {
    *   The page to which the pager is currently positioned to.
    */
   protected function getCurrentPageFromRequest() {
-    $page_query = $this->factory->getCurrentRequestQueryParameter('page');
+    $page_query = $this->factory->getCurrentRequestQueryParameter($this->factory->getQueryStringParameter());
     $page_array = explode(',', $page_query);
     if (!isset($page_array[$this->element])) {
       $page_array[$this->element] = 0;
@@ -284,7 +284,7 @@ public function getLinkQueryParameters($page) {
     // Get all defined pagers.
     $pagers = $this->factory->all();
 
-    // Build the 'page' query parameter. This is built based on the current
+    // Build the pager query parameter. This is built based on the current
     // page of each pager element (or NULL if the pager is not set), with the
     // exception of the requested page index for the current element.
     $query = $this->getInputQueryParameters();
@@ -293,7 +293,8 @@ public function getLinkQueryParameters($page) {
     for ($i = 0; $i <= $max_element; $i++) {
       $element_pages[] = ($i == $this->getElement()) ? $page : (isset($pagers[$i]) ? $pagers[$i]->getCurrentPage() : NULL);
     }
-    $query['page'] = implode(',', $element_pages);
+    $parameter = $this->factory->getQueryStringParameter();
+    $query[$parameter] = implode(',', $element_pages);
 
     // Merge the query parameters passed to this function with the parameters
     // from the current request. In case of collision, the parameters passed into
diff --git a/core/lib/Drupal/Core/Pager/PagerFactory.php b/core/lib/Drupal/Core/Pager/PagerFactory.php
index 5aac30d..c96795a 100644
--- a/core/lib/Drupal/Core/Pager/PagerFactory.php
+++ b/core/lib/Drupal/Core/Pager/PagerFactory.php
@@ -19,6 +19,16 @@ class PagerFactory implements PagerFactoryInterface {
   protected $pagerClass;
 
   /**
+   * The string to be used in URL querystring to identify the pager.
+   *
+   * Typically, 'page' so that the URL query will look like this:
+   * '?page=x,y,z'.
+   *
+   * @var string
+   */
+  protected $pagerQueryStringParameter;
+
+  /**
    * The array of pager objects, indexed by their element.
    *
    * @var \Drupal\Core\Pager\PagerInterface[]
@@ -42,13 +52,17 @@ class PagerFactory implements PagerFactoryInterface {
   /**
    * Constructs a new PagerFactory object.
    *
-   * @param string $pager_class
-   *   The class to be used to instantiate PagerInterface objects.
+   * @param array $pager_config
+   *   An array with the following keys:
+   *   'class' - The class to be used to instantiate PagerInterface objects.
+   *   'querystring_parameter' - The string to be used in URL querystring to
+   *     identify the pager. Typically, 'page'.
    * @param \Symfony\Component\HttpFoundation\RequestStack $request_stack
    *   The request stack.
    */
-  public function __construct($pager_class, ContainerInterface $container, RequestStack $request_stack) {
-    $this->pagerClass = $pager_class;
+  public function __construct(array $pager_config, ContainerInterface $container, RequestStack $request_stack) {
+    $this->pagerClass = $pager_config['class'];
+    $this->pagerQueryStringParameter = $pager_config['querystring_parameter'];
     $this->container = $container;
     $this->requestStack = $request_stack;
   }
@@ -90,6 +104,13 @@ public function all() {
   }
 
   /**
+   * {@inheritdoc}
+   */
+  public function getQueryStringParameter() {
+    return $this->pagerQueryStringParameter ?: 'page';
+  }
+
+  /**
    * Returns the current request query parameter bag.
    *
    * @return \Symfony\Component\HttpFoundation\ParameterBag
@@ -117,7 +138,8 @@ public function getCurrentRequestQueryParameters(array $filter = []) {
     }
     static $query, $filtered;
     if (!isset($query) || $filter !== $filtered) {
-      $query = UrlHelper::filterQueryParameters($this->getCurrentRequestQuery()->all(), ['page']);
+      $parameter = $this->getQueryStringParameter();
+      $query = UrlHelper::filterQueryParameters($this->getCurrentRequestQuery()->all(), [$parameter]);
       $filtered = $filter;
     }
     return $query;
diff --git a/core/lib/Drupal/Core/Pager/PagerFactoryInterface.php b/core/lib/Drupal/Core/Pager/PagerFactoryInterface.php
index fc05731..54b4844 100644
--- a/core/lib/Drupal/Core/Pager/PagerFactoryInterface.php
+++ b/core/lib/Drupal/Core/Pager/PagerFactoryInterface.php
@@ -37,6 +37,17 @@ public function getFirstAvailableElement();
   public function all();
 
   /**
+   * Returns the string to be used in URL querystring to identify the pager.
+   *
+   * Typically, 'page' so that the URL query will look like this:
+   * '?page=x,y,z'.
+   *
+   * @return string
+   *   The string to be used in URL querystring to identify the pager.
+   */
+  public function getQueryStringParameter();
+
+  /**
    * Returns a query string parameter from the current request.
    *
    * @param string $parameter
diff --git a/core/tests/Drupal/Tests/Core/Pager/PagerFactoryTest.php b/core/tests/Drupal/Tests/Core/Pager/PagerFactoryTest.php
index 20f7aad..176419f 100644
--- a/core/tests/Drupal/Tests/Core/Pager/PagerFactoryTest.php
+++ b/core/tests/Drupal/Tests/Core/Pager/PagerFactoryTest.php
@@ -48,7 +48,7 @@ protected function setUp() {
     $this->pagerFactory = $this
       ->getMockBuilder(PagerFactory::class)
       ->setMethods(['getCurrentRequestQuery'])
-      ->setConstructorArgs([Pager::class, $container, $request_stack])
+      ->setConstructorArgs([['class' => Pager::class, 'querystring_parameter' => 'page'], $container, $request_stack])
       ->getMock();
     $container->set('pager.factory', $this->pagerFactory);
 
@@ -106,8 +106,16 @@ public function testAll() {
     // Get pager 6.
     $pager = $this->pagerFactory->get(6);
     $this->assertSame(6, $pager->getElement());
-    // We should get 2 pagers.
+    // We should get two pagers for elements 4 and 6.
     $this->assertSame(2, count($this->pagerFactory->all()));
+    $this->assertSame([4, 6], array_keys($this->pagerFactory->all()));
+  }
+
+  /**
+   * @covers ::getQueryStringParameter
+   */
+  public function testGetQueryStringParameter() {
+    $this->assertSame('page', $this->pagerFactory->getQueryStringParameter());
   }
 
   /**