20417643

素因数分解:

$3^3\times {\mathrm{677}}^1\times {\mathrm{1117}}^1$

素因数の和:1803

約数の個数: 16

約数和(自身を含む): 30320160

約数和(自身を除く): 9902517

約数列:

[1, 3, 9, 27, 677, 1117, 2031, 3351, 6093, 10053, 18279, 30159, 756209, 2268627, 6805881, 20417643]

約数ペア:

[(1, 20417643), (3, 6805881), (9, 2268627), (27, 756209), (677, 30159), (1117, 18279), (2031, 10053), (3351, 6093)]