20528028009

素因数分解:

$3^2\times {\mathrm{3359}}^1\times {\mathrm{679039}}^1$

素因数の和:682404

約数の個数: 12

約数和(自身を含む): 29660467200

約数和(自身を除く): 9132439191

約数列:

[1, 3, 9, 3359, 10077, 30231, 679039, 2037117, 6111351, 2280892001, 6842676003, 20528028009]

約数ペア:

[(1, 20528028009), (3, 6842676003), (9, 2280892001), (3359, 6111351), (10077, 2037117), (30231, 679039)]