20158734232

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1628857}}^1$

素因数の和:1628900

約数の個数: 64

約数和(自身を含む): 49256665920

約数和(自身を除く): 29097931688

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 136, 182, 221, 238, 364, 442, 476, 728, 884, 952, 1547, 1768, 3094, 6188, 12376, 1628857, 3257714, 6515428, 11401999, 13030856, 21175141, 22803998, 27690569, 42350282, 45607996, 55381138, 84700564, 91215992, 110762276, 148225987, 169401128, 193833983, 221524552, 296451974, 359977397, 387667966, 592903948, 719954794, 775335932, 1185807896, 1439909588, 1550671864, 2519841779, 2879819176, 5039683558, 10079367116, 20158734232]

約数ペア:

[(1, 20158734232), (2, 10079367116), (4, 5039683558), (7, 2879819176), (8, 2519841779), (13, 1550671864), (14, 1439909588), (17, 1185807896), (26, 775335932), (28, 719954794), (34, 592903948), (52, 387667966), (56, 359977397), (68, 296451974), (91, 221524552), (104, 193833983), (119, 169401128), (136, 148225987), (182, 110762276), (221, 91215992), (238, 84700564), (364, 55381138), (442, 45607996), (476, 42350282), (728, 27690569), (884, 22803998), (952, 21175141), (1547, 13030856), (1768, 11401999), (3094, 6515428), (6188, 3257714), (12376, 1628857)]