20523899

素因数分解:

${\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{2389}}^1$

素因数の和:2482

約数の個数: 12

約数和(自身を含む): 22886640

約数和(自身を除く): 2362741

約数列:

[1, 11, 71, 121, 781, 2389, 8591, 26279, 169619, 289069, 1865809, 20523899]

約数ペア:

[(1, 20523899), (11, 1865809), (71, 289069), (121, 169619), (781, 26279), (2389, 8591)]