20804060081

素因数分解:

$7^1\times {\mathrm{281}}^1\times {\mathrm{599}}^1\times {\mathrm{17657}}^1$

素因数の和:18544

約数の個数: 16

約数和(自身を含む): 23901868800

約数和(自身を除く): 3097808719

約数列:

[1, 7, 281, 599, 1967, 4193, 17657, 123599, 168319, 1178233, 4961617, 10576543, 34731319, 74035801, 2972008583, 20804060081]

約数ペア:

[(1, 20804060081), (7, 2972008583), (281, 74035801), (599, 34731319), (1967, 10576543), (4193, 4961617), (17657, 1178233), (123599, 168319)]