18890716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12527}}^1$

素因数の和:12573

約数の個数: 24

約数和(自身を含む): 36832320

約数和(自身を除く): 17941604

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 12527, 25054, 50108, 162851, 325702, 363283, 651404, 726566, 1453132, 4722679, 9445358, 18890716]

約数ペア:

[(1, 18890716), (2, 9445358), (4, 4722679), (13, 1453132), (26, 726566), (29, 651404), (52, 363283), (58, 325702), (116, 162851), (377, 50108), (754, 25054), (1508, 12527)]