20179918930

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9049291}}^1$

素因数の和:9049521

約数の個数: 16

約数和(自身を含む): 36486745344

約数和(自身を除く): 16306826414

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 9049291, 18098582, 45246455, 90492910, 2017991893, 4035983786, 10089959465, 20179918930]

約数ペア:

[(1, 20179918930), (2, 10089959465), (5, 4035983786), (10, 2017991893), (223, 90492910), (446, 45246455), (1115, 18098582), (2230, 9049291)]