198042878

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{818359}}^1$

素因数の和:818383

約数の個数: 12

約数和(自身を含む): 326525640

約数和(自身を除く): 128482762

約数列:

[1, 2, 11, 22, 121, 242, 818359, 1636718, 9001949, 18003898, 99021439, 198042878]

約数ペア:

[(1, 198042878), (2, 99021439), (11, 18003898), (22, 9001949), (121, 1636718), (242, 818359)]