20201398009

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1409}}^1\times {\mathrm{20809}}^1$

素因数の和:22284

約数の個数: 16

約数和(自身を含む): 22182627600

約数和(自身を除く): 1981229591

約数列:

[1, 13, 53, 689, 1409, 18317, 20809, 74677, 270517, 970801, 1102877, 14337401, 29319881, 381158453, 1553953693, 20201398009]

約数ペア:

[(1, 20201398009), (13, 1553953693), (53, 381158453), (689, 29319881), (1409, 14337401), (18317, 1102877), (20809, 970801), (74677, 270517)]