18723562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3851}}^1$

素因数の和:3894

約数の個数: 32

約数和(自身を含む): 34945344

約数和(自身を除く): 16221782

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 3851, 4862, 7702, 42361, 50063, 65467, 84722, 100126, 130934, 550693, 720137, 851071, 1101386, 1440274, 1702142, 9361781, 18723562]

約数ペア:

[(1, 18723562), (2, 9361781), (11, 1702142), (13, 1440274), (17, 1101386), (22, 851071), (26, 720137), (34, 550693), (143, 130934), (187, 100126), (221, 84722), (286, 65467), (374, 50063), (442, 42361), (2431, 7702), (3851, 4862)]