20215387617

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{486637}}^1$

素因数の和:486928

約数の個数: 16

約数和(自身を含む): 27516459072

約数和(自身を除く): 7301071455

約数列:

[1, 3, 61, 183, 227, 681, 13847, 41541, 486637, 1459911, 29684857, 89054571, 110466599, 331399797, 6738462539, 20215387617]

約数ペア:

[(1, 20215387617), (3, 6738462539), (61, 331399797), (183, 110466599), (227, 89054571), (681, 29684857), (13847, 1459911), (41541, 486637)]