20729171

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2213}}^1$

素因数の和:2278

約数の個数: 16

約数和(自身を含む): 23911200

約数和(自身を除く): 3182029

約数列:

[1, 17, 19, 29, 323, 493, 551, 2213, 9367, 37621, 42047, 64177, 714799, 1091009, 1219363, 20729171]

約数ペア:

[(1, 20729171), (17, 1219363), (19, 1091009), (29, 714799), (323, 64177), (493, 42047), (551, 37621), (2213, 9367)]