20120274704

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{224677}}^1$

素因数の和:224907

約数の個数: 40

約数和(自身を含む): 40536404760

約数和(自身を除く): 20416130056

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 193, 232, 386, 464, 772, 1544, 3088, 5597, 11194, 22388, 44776, 89552, 224677, 449354, 898708, 1797416, 3594832, 6515633, 13031266, 26062532, 43362661, 52125064, 86725322, 104250128, 173450644, 346901288, 693802576, 1257517169, 2515034338, 5030068676, 10060137352, 20120274704]

約数ペア:

[(1, 20120274704), (2, 10060137352), (4, 5030068676), (8, 2515034338), (16, 1257517169), (29, 693802576), (58, 346901288), (116, 173450644), (193, 104250128), (232, 86725322), (386, 52125064), (464, 43362661), (772, 26062532), (1544, 13031266), (3088, 6515633), (5597, 3594832), (11194, 1797416), (22388, 898708), (44776, 449354), (89552, 224677)]