20239541

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3539}}^1$

素因数の和:3608

約数の個数: 16

約数和(自身を含む): 24921600

約数和(自身を除く): 4682059

約数列:

[1, 7, 19, 43, 133, 301, 817, 3539, 5719, 24773, 67241, 152177, 470687, 1065239, 2891363, 20239541]

約数ペア:

[(1, 20239541), (7, 2891363), (19, 1065239), (43, 470687), (133, 152177), (301, 67241), (817, 24773), (3539, 5719)]