20059559

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 22224384

約数和(自身を除く): 2164825

約数列:

[1, 13, 71, 103, 211, 923, 1339, 2743, 7313, 14981, 21733, 95069, 194753, 282529, 1543043, 20059559]

約数ペア:

[(1, 20059559), (13, 1543043), (71, 282529), (103, 194753), (211, 95069), (923, 21733), (1339, 14981), (2743, 7313)]