20269368

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 63423360

約数和(自身を除く): 43153992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 131, 168, 252, 262, 307, 393, 504, 524, 614, 786, 917, 921, 1048, 1179, 1228, 1572, 1834, 1842, 2149, 2358, 2456, 2751, 2763, 3144, 3668, 3684, 4298, 4716, 5502, 5526, 6447, 7336, 7368, 8253, 8596, 9432, 11004, 11052, 12894, 16506, 17192, 19341, 22008, 22104, 25788, 33012, 38682, 40217, 51576, 66024, 77364, 80434, 120651, 154728, 160868, 241302, 281519, 321736, 361953, 482604, 563038, 723906, 844557, 965208, 1126076, 1447812, 1689114, 2252152, 2533671, 2895624, 3378228, 5067342, 6756456, 10134684, 20269368]

約数ペア:

[(1, 20269368), (2, 10134684), (3, 6756456), (4, 5067342), (6, 3378228), (7, 2895624), (8, 2533671), (9, 2252152), (12, 1689114), (14, 1447812), (18, 1126076), (21, 965208), (24, 844557), (28, 723906), (36, 563038), (42, 482604), (56, 361953), (63, 321736), (72, 281519), (84, 241302), (126, 160868), (131, 154728), (168, 120651), (252, 80434), (262, 77364), (307, 66024), (393, 51576), (504, 40217), (524, 38682), (614, 33012), (786, 25788), (917, 22104), (921, 22008), (1048, 19341), (1179, 17192), (1228, 16506), (1572, 12894), (1834, 11052), (1842, 11004), (2149, 9432), (2358, 8596), (2456, 8253), (2751, 7368), (2763, 7336), (3144, 6447), (3668, 5526), (3684, 5502), (4298, 4716)]