12169820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46807}}^1$

素因数の和:46829

約数の個数: 24

約数和(自身を含む): 27523104

約数和(自身を除く): 15353284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 46807, 93614, 187228, 234035, 468070, 608491, 936140, 1216982, 2433964, 3042455, 6084910, 12169820]

約数ペア:

[(1, 12169820), (2, 6084910), (4, 3042455), (5, 2433964), (10, 1216982), (13, 936140), (20, 608491), (26, 468070), (52, 234035), (65, 187228), (130, 93614), (260, 46807)]