38918876

素因数分解:

$2^2\times {\mathrm{79}}^2\times {\mathrm{1559}}^1$

素因数の和:1721

約数の個数: 18

約数和(自身を含む): 69025320

約数和(自身を除く): 30106444

約数列:

[1, 2, 4, 79, 158, 316, 1559, 3118, 6236, 6241, 12482, 24964, 123161, 246322, 492644, 9729719, 19459438, 38918876]

約数ペア:

[(1, 38918876), (2, 19459438), (4, 9729719), (79, 492644), (158, 246322), (316, 123161), (1559, 24964), (3118, 12482), (6236, 6241)]