20185920009

素因数分解:

$3^4\times {\mathrm{249208889}}^1$

素因数の和:249208901

約数の個数: 10

約数和(自身を含む): 30154275690

約数和(自身を除く): 9968355681

約数列:

[1, 3, 9, 27, 81, 249208889, 747626667, 2242880001, 6728640003, 20185920009]

約数ペア:

[(1, 20185920009), (3, 6728640003), (9, 2242880001), (27, 747626667), (81, 249208889)]