20117829905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1\times {\mathrm{130183}}^1$

素因数の和:131216

約数の個数: 16

約数和(自身を含む): 24945337344

約数和(自身を除く): 4827507439

約数列:

[1, 5, 31, 155, 997, 4985, 30907, 130183, 154535, 650915, 4035673, 20178365, 129792451, 648962255, 4023565981, 20117829905]

約数ペア:

[(1, 20117829905), (5, 4023565981), (31, 648962255), (155, 129792451), (997, 20178365), (4985, 4035673), (30907, 650915), (130183, 154535)]