20320827291

素因数分解:

$3^4\times {\mathrm{3847}}^1\times {\mathrm{65213}}^1$

素因数の和:69072

約数の個数: 20

約数和(自身を含む): 30364160112

約数和(自身を除く): 10043332821

約数列:

[1, 3, 9, 27, 81, 3847, 11541, 34623, 65213, 103869, 195639, 311607, 586917, 1760751, 5282253, 250874411, 752623233, 2257869699, 6773609097, 20320827291]

約数ペア:

[(1, 20320827291), (3, 6773609097), (9, 2257869699), (27, 752623233), (81, 250874411), (3847, 5282253), (11541, 1760751), (34623, 586917), (65213, 311607), (103869, 195639)]