20139609839

素因数分解:

${\mathrm{47}}^2\times {\mathrm{89}}^2\times {\mathrm{1151}}^1$

素因数の和:1423

約数の個数: 18

約数和(自身を含む): 20829112704

約数和(自身を除く): 689502865

約数列:

[1, 47, 89, 1151, 2209, 4183, 7921, 54097, 102439, 196601, 372287, 2542559, 4814633, 9117071, 17497489, 226287751, 428502337, 20139609839]

約数ペア:

[(1, 20139609839), (47, 428502337), (89, 226287751), (1151, 17497489), (2209, 9117071), (4183, 4814633), (7921, 2542559), (54097, 372287), (102439, 196601)]