18668122

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{77141}}^1$

素因数の和:77165

約数の個数: 12

約数和(自身を含む): 30779658

約数和(自身を除く): 12111536

約数列:

[1, 2, 11, 22, 121, 242, 77141, 154282, 848551, 1697102, 9334061, 18668122]

約数ペア:

[(1, 18668122), (2, 9334061), (11, 1697102), (22, 848551), (121, 154282), (242, 77141)]