55981818

素因数分解:

$2^1\times 3^2\times {\mathrm{3110101}}^1$

素因数の和:3110109

約数の個数: 12

約数和(自身を含む): 121293978

約数和(自身を除く): 65312160

約数列:

[1, 2, 3, 6, 9, 18, 3110101, 6220202, 9330303, 18660606, 27990909, 55981818]

約数ペア:

[(1, 55981818), (2, 27990909), (3, 18660606), (6, 9330303), (9, 6220202), (18, 3110101)]