20403820612

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{2221}}^1$

素因数の和:2441

約数の個数: 96

約数和(自身を含む): 42645335040

約数和(自身を除く): 22241514428

約数列:

[1, 2, 4, 7, 14, 28, 59, 67, 83, 118, 134, 166, 236, 268, 332, 413, 469, 581, 826, 938, 1162, 1652, 1876, 2221, 2324, 3953, 4442, 4897, 5561, 7906, 8884, 9794, 11122, 15547, 15812, 19588, 22244, 27671, 31094, 34279, 38927, 55342, 62188, 68558, 77854, 110684, 131039, 137116, 148807, 155708, 184343, 262078, 297614, 328099, 368686, 524156, 595228, 656198, 737372, 917273, 1041649, 1290401, 1312396, 1834546, 2083298, 2296693, 2580802, 3669092, 4166596, 4593386, 5161604, 8779613, 9186772, 10876237, 12350981, 17559226, 21752474, 24701962, 35118452, 43504948, 49403924, 61457291, 76133659, 86456867, 122914582, 152267318, 172913734, 245829164, 304534636, 345827468, 728707879, 1457415758, 2914831516, 5100955153, 10201910306, 20403820612]

約数ペア:

[(1, 20403820612), (2, 10201910306), (4, 5100955153), (7, 2914831516), (14, 1457415758), (28, 728707879), (59, 345827468), (67, 304534636), (83, 245829164), (118, 172913734), (134, 152267318), (166, 122914582), (236, 86456867), (268, 76133659), (332, 61457291), (413, 49403924), (469, 43504948), (581, 35118452), (826, 24701962), (938, 21752474), (1162, 17559226), (1652, 12350981), (1876, 10876237), (2221, 9186772), (2324, 8779613), (3953, 5161604), (4442, 4593386), (4897, 4166596), (5561, 3669092), (7906, 2580802), (8884, 2296693), (9794, 2083298), (11122, 1834546), (15547, 1312396), (15812, 1290401), (19588, 1041649), (22244, 917273), (27671, 737372), (31094, 656198), (34279, 595228), (38927, 524156), (55342, 368686), (62188, 328099), (68558, 297614), (77854, 262078), (110684, 184343), (131039, 155708), (137116, 148807)]