40394398

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{166919}}^1$

素因数の和:166943

約数の個数: 12

約数和(自身を含む): 66601080

約数和(自身を除く): 26206682

約数列:

[1, 2, 11, 22, 121, 242, 166919, 333838, 1836109, 3672218, 20197199, 40394398]

約数ペア:

[(1, 40394398), (2, 20197199), (11, 3672218), (22, 1836109), (121, 333838), (242, 166919)]