8423956

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{139}}^2$

素因数の和:391

約数の個数: 18

約数和(自身を含む): 14984970

約数和(自身を除く): 6561014

約数列:

[1, 2, 4, 109, 139, 218, 278, 436, 556, 15151, 19321, 30302, 38642, 60604, 77284, 2105989, 4211978, 8423956]

約数ペア:

[(1, 8423956), (2, 4211978), (4, 2105989), (109, 77284), (139, 60604), (218, 38642), (278, 30302), (436, 19321), (556, 15151)]