20074990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154423}}^1$

素因数の和:154443

約数の個数: 16

約数和(自身を含む): 38914848

約数和(自身を除く): 18839858

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154423, 308846, 772115, 1544230, 2007499, 4014998, 10037495, 20074990]

約数ペア:

[(1, 20074990), (2, 10037495), (5, 4014998), (10, 2007499), (13, 1544230), (26, 772115), (65, 308846), (130, 154423)]