20178332215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{2473}}^1\times {\mathrm{85889}}^1$

素因数の和:88386

約数の個数: 16

約数和(自身を含む): 25499023200

約数和(自身を除く): 5320690985

約数列:

[1, 5, 19, 95, 2473, 12365, 46987, 85889, 234935, 429445, 1631891, 8159455, 212403497, 1062017485, 4035666443, 20178332215]

約数ペア:

[(1, 20178332215), (5, 4035666443), (19, 1062017485), (95, 212403497), (2473, 8159455), (12365, 1631891), (46987, 429445), (85889, 234935)]