20378436

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{130631}}^1$

素因数の和:130651

約数の個数: 24

約数和(自身を含む): 51207744

約数和(自身を除く): 30829308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 130631, 261262, 391893, 522524, 783786, 1567572, 1698203, 3396406, 5094609, 6792812, 10189218, 20378436]

約数ペア:

[(1, 20378436), (2, 10189218), (3, 6792812), (4, 5094609), (6, 3396406), (12, 1698203), (13, 1567572), (26, 783786), (39, 522524), (52, 391893), (78, 261262), (156, 130631)]