20359908

素因数分解:

$2^2\times 3^2\times {\mathrm{565553}}^1$

素因数の和:565563

約数の個数: 18

約数和(自身を含む): 51465414

約数和(自身を除く): 31105506

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 565553, 1131106, 1696659, 2262212, 3393318, 5089977, 6786636, 10179954, 20359908]

約数ペア:

[(1, 20359908), (2, 10179954), (3, 6786636), (4, 5089977), (6, 3393318), (9, 2262212), (12, 1696659), (18, 1131106), (36, 565553)]