18870358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{863}}^1$

素因数の和:936

約数の個数: 24

約数和(自身を含む): 31606848

約数和(自身を除く): 12736490

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 841, 863, 1682, 1726, 10933, 11219, 21866, 22438, 25027, 50054, 325351, 650702, 725783, 1451566, 9435179, 18870358]

約数ペア:

[(1, 18870358), (2, 9435179), (13, 1451566), (26, 725783), (29, 650702), (58, 325351), (377, 50054), (754, 25027), (841, 22438), (863, 21866), (1682, 11219), (1726, 10933)]