18473961

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 28182528

約数和(自身を除く): 9708567

約数列:

[1, 3, 11, 33, 43, 47, 129, 141, 277, 473, 517, 831, 1419, 1551, 2021, 3047, 6063, 9141, 11911, 13019, 22231, 35733, 39057, 66693, 131021, 143209, 393063, 429627, 559817, 1679451, 6157987, 18473961]

約数ペア:

[(1, 18473961), (3, 6157987), (11, 1679451), (33, 559817), (43, 429627), (47, 393063), (129, 143209), (141, 131021), (277, 66693), (473, 39057), (517, 35733), (831, 22231), (1419, 13019), (1551, 11911), (2021, 9141), (3047, 6063)]