20408149062

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{9613}}^1$

素因数の和:9747

約数の個数: 144

約数和(自身を含む): 53857243440

約数和(自身を除く): 33449094378

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 83, 87, 98, 126, 147, 166, 174, 203, 249, 261, 294, 406, 441, 498, 522, 581, 609, 747, 882, 1162, 1218, 1421, 1494, 1743, 1827, 2407, 2842, 3486, 3654, 4067, 4263, 4814, 5229, 7221, 8134, 8526, 9613, 10458, 12201, 12789, 14442, 16849, 19226, 21663, 24402, 25578, 28839, 33698, 36603, 43326, 50547, 57678, 67291, 73206, 86517, 101094, 117943, 134582, 151641, 173034, 201873, 235886, 278777, 303282, 353829, 403746, 471037, 557554, 605619, 707658, 797879, 836331, 942074, 1061487, 1211238, 1413111, 1595758, 1672662, 1951439, 2122974, 2393637, 2508993, 2826222, 3902878, 4239333, 4787274, 5017986, 5585153, 5854317, 7180911, 8478666, 11170306, 11708634, 13660073, 14361822, 16755459, 17562951, 23138491, 27320146, 33510918, 35125902, 39096071, 40980219, 46276982, 50266377, 69415473, 78192142, 81960438, 100532754, 117288213, 122940657, 138830946, 161969437, 208246419, 234576426, 245881314, 323938874, 351864639, 416492838, 485908311, 703729278, 971816622, 1133786059, 1457724933, 2267572118, 2915449866, 3401358177, 6802716354, 10204074531, 20408149062]

約数ペア:

[(1, 20408149062), (2, 10204074531), (3, 6802716354), (6, 3401358177), (7, 2915449866), (9, 2267572118), (14, 1457724933), (18, 1133786059), (21, 971816622), (29, 703729278), (42, 485908311), (49, 416492838), (58, 351864639), (63, 323938874), (83, 245881314), (87, 234576426), (98, 208246419), (126, 161969437), (147, 138830946), (166, 122940657), (174, 117288213), (203, 100532754), (249, 81960438), (261, 78192142), (294, 69415473), (406, 50266377), (441, 46276982), (498, 40980219), (522, 39096071), (581, 35125902), (609, 33510918), (747, 27320146), (882, 23138491), (1162, 17562951), (1218, 16755459), (1421, 14361822), (1494, 13660073), (1743, 11708634), (1827, 11170306), (2407, 8478666), (2842, 7180911), (3486, 5854317), (3654, 5585153), (4067, 5017986), (4263, 4787274), (4814, 4239333), (5229, 3902878), (7221, 2826222), (8134, 2508993), (8526, 2393637), (9613, 2122974), (10458, 1951439), (12201, 1672662), (12789, 1595758), (14442, 1413111), (16849, 1211238), (19226, 1061487), (21663, 942074), (24402, 836331), (25578, 797879), (28839, 707658), (33698, 605619), (36603, 557554), (43326, 471037), (50547, 403746), (57678, 353829), (67291, 303282), (73206, 278777), (86517, 235886), (101094, 201873), (117943, 173034), (134582, 151641)]