20809765721

素因数分解:

${\mathrm{127}}^1\times {\mathrm{523}}^1\times {\mathrm{313301}}^1$

素因数の和:313951

約数の個数: 8

約数和(自身を含む): 21013791744

約数和(自身を除く): 204026023

約数列:

[1, 127, 523, 66421, 313301, 39789227, 163856423, 20809765721]

約数ペア:

[(1, 20809765721), (127, 163856423), (523, 39789227), (66421, 313301)]