20512874583

素因数分解:

$3^2\times {\mathrm{4111}}^1\times {\mathrm{554417}}^1$

素因数の和:558534

約数の個数: 12

約数和(自身を含む): 29636968608

約数和(自身を除く): 9124094025

約数列:

[1, 3, 9, 4111, 12333, 36999, 554417, 1663251, 4989753, 2279208287, 6837624861, 20512874583]

約数ペア:

[(1, 20512874583), (3, 6837624861), (9, 2279208287), (4111, 4989753), (12333, 1663251), (36999, 554417)]