18786664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6229}}^1$

素因数の和:6277

約数の個数: 32

約数和(自身を含む): 39249000

約数和(自身を除く): 20462336

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 6229, 12458, 24916, 49832, 80977, 161954, 180641, 323908, 361282, 647816, 722564, 1445128, 2348333, 4696666, 9393332, 18786664]

約数ペア:

[(1, 18786664), (2, 9393332), (4, 4696666), (8, 2348333), (13, 1445128), (26, 722564), (29, 647816), (52, 361282), (58, 323908), (104, 180641), (116, 161954), (232, 80977), (377, 49832), (754, 24916), (1508, 12458), (3016, 6229)]