20016191

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{6967}}^1$

素因数の和:7010

約数の個数: 12

約数和(自身を含む): 22952592

約数和(自身を除く): 2936401

約数列:

[1, 13, 17, 169, 221, 2873, 6967, 90571, 118439, 1177423, 1539707, 20016191]

約数ペア:

[(1, 20016191), (13, 1539707), (17, 1177423), (169, 118439), (221, 90571), (2873, 6967)]