20059929

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{1009}}^1$

素因数の和:1109

約数の個数: 18

約数和(自身を含む): 29634410

約数和(自身を除く): 9574481

約数列:

[1, 3, 9, 47, 141, 423, 1009, 2209, 3027, 6627, 9081, 19881, 47423, 142269, 426807, 2228881, 6686643, 20059929]

約数ペア:

[(1, 20059929), (3, 6686643), (9, 2228881), (47, 426807), (141, 142269), (423, 47423), (1009, 19881), (2209, 9081), (3027, 6627)]