20068789

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 3155531

約数列:

[1, 13, 17, 71, 221, 923, 1207, 1279, 15691, 16627, 21743, 90809, 282659, 1180517, 1543753, 20068789]

約数ペア:

[(1, 20068789), (13, 1543753), (17, 1180517), (71, 282659), (221, 90809), (923, 21743), (1207, 16627), (1279, 15691)]