20457003309

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{158581421}}^1$

素因数の和:158581467

約数の個数: 8

約数和(自身を含む): 27910330272

約数和(自身を除く): 7453326963

約数列:

[1, 3, 43, 129, 158581421, 475744263, 6819001103, 20457003309]

約数ペア:

[(1, 20457003309), (3, 6819001103), (43, 475744263), (129, 158581421)]