20108821

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:376

約数の個数: 16

約数和(自身を含む): 21936640

約数和(自身を除く): 1827819

約数列:

[1, 19, 43, 151, 163, 817, 2869, 3097, 6493, 7009, 24613, 123367, 133171, 467647, 1058359, 20108821]

約数ペア:

[(1, 20108821), (19, 1058359), (43, 467647), (151, 133171), (163, 123367), (817, 24613), (2869, 7009), (3097, 6493)]