20022555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4651}}^1$

素因数の和:4707

約数の個数: 32

約数和(自身を含む): 37513728

約数和(自身を除く): 17491173

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 4651, 13953, 23255, 32557, 69765, 97671, 162785, 190691, 488355, 572073, 953455, 1334837, 2860365, 4004511, 6674185, 20022555]

約数ペア:

[(1, 20022555), (3, 6674185), (5, 4004511), (7, 2860365), (15, 1334837), (21, 953455), (35, 572073), (41, 488355), (105, 190691), (123, 162785), (205, 97671), (287, 69765), (615, 32557), (861, 23255), (1435, 13953), (4305, 4651)]