20131431572

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1\times {\mathrm{8317}}^1$

素因数の和:9096

約数の個数: 48

約数和(自身を含む): 40625910528

約数和(自身を除く): 20494478956

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 631, 959, 1262, 1918, 2524, 3836, 4417, 8317, 8834, 16634, 17668, 33268, 58219, 86447, 116438, 172894, 232876, 345788, 605129, 1139429, 1210258, 2278858, 2420516, 4557716, 5248027, 7976003, 10496054, 15952006, 20992108, 31904012, 36736189, 73472378, 146944756, 718979699, 1437959398, 2875918796, 5032857893, 10065715786, 20131431572]

約数ペア:

[(1, 20131431572), (2, 10065715786), (4, 5032857893), (7, 2875918796), (14, 1437959398), (28, 718979699), (137, 146944756), (274, 73472378), (548, 36736189), (631, 31904012), (959, 20992108), (1262, 15952006), (1918, 10496054), (2524, 7976003), (3836, 5248027), (4417, 4557716), (8317, 2420516), (8834, 2278858), (16634, 1210258), (17668, 1139429), (33268, 605129), (58219, 345788), (86447, 232876), (116438, 172894)]