20120649468

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{2459}}^1\times {\mathrm{16631}}^1$

素因数の和:19138

約数の個数: 48

約数和(自身を含む): 48115710720

約数和(自身を除く): 27995061252

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 2459, 4918, 7377, 9836, 14754, 16631, 29508, 33262, 49893, 66524, 99786, 100819, 199572, 201638, 302457, 403276, 604914, 681871, 1209828, 1363742, 2045613, 2727484, 4091226, 8182452, 40895629, 81791258, 122686887, 163582516, 245373774, 490747548, 1676720789, 3353441578, 5030162367, 6706883156, 10060324734, 20120649468]

約数ペア:

[(1, 20120649468), (2, 10060324734), (3, 6706883156), (4, 5030162367), (6, 3353441578), (12, 1676720789), (41, 490747548), (82, 245373774), (123, 163582516), (164, 122686887), (246, 81791258), (492, 40895629), (2459, 8182452), (4918, 4091226), (7377, 2727484), (9836, 2045613), (14754, 1363742), (16631, 1209828), (29508, 681871), (33262, 604914), (49893, 403276), (66524, 302457), (99786, 201638), (100819, 199572)]