20199275776

素因数分解:

$2^8\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{5281}}^1$

素因数の和:5587

約数の個数: 72

約数和(自身を含む): 41112721664

約数和(自身を除く): 20913445888

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 223, 256, 268, 446, 536, 892, 1072, 1784, 2144, 3568, 4288, 5281, 7136, 8576, 10562, 14272, 14941, 17152, 21124, 28544, 29882, 42248, 57088, 59764, 84496, 119528, 168992, 239056, 337984, 353827, 478112, 675968, 707654, 956224, 1177663, 1351936, 1415308, 1912448, 2355326, 2830616, 3824896, 4710652, 5661232, 9421304, 11322464, 18842608, 22644928, 37685216, 45289856, 75370432, 78903421, 90579712, 150740864, 157806842, 301481728, 315613684, 631227368, 1262454736, 2524909472, 5049818944, 10099637888, 20199275776]

約数ペア:

[(1, 20199275776), (2, 10099637888), (4, 5049818944), (8, 2524909472), (16, 1262454736), (32, 631227368), (64, 315613684), (67, 301481728), (128, 157806842), (134, 150740864), (223, 90579712), (256, 78903421), (268, 75370432), (446, 45289856), (536, 37685216), (892, 22644928), (1072, 18842608), (1784, 11322464), (2144, 9421304), (3568, 5661232), (4288, 4710652), (5281, 3824896), (7136, 2830616), (8576, 2355326), (10562, 1912448), (14272, 1415308), (14941, 1351936), (17152, 1177663), (21124, 956224), (28544, 707654), (29882, 675968), (42248, 478112), (57088, 353827), (59764, 337984), (84496, 239056), (119528, 168992)]