18696977

素因数分解:

${\mathrm{13}}^2\times {\mathrm{317}}^1\times {\mathrm{349}}^1$

素因数の和:692

約数の個数: 12

約数和(自身を含む): 20367900

約数和(自身を除く): 1670923

約数列:

[1, 13, 169, 317, 349, 4121, 4537, 53573, 58981, 110633, 1438229, 18696977]

約数ペア:

[(1, 18696977), (13, 1438229), (169, 110633), (317, 58981), (349, 53573), (4121, 4537)]