20508137

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1307}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 23732352

約数和(自身を除く): 3224215

約数列:

[1, 13, 17, 71, 221, 923, 1207, 1307, 15691, 16991, 22219, 92797, 288847, 1206361, 1577549, 20508137]

約数ペア:

[(1, 20508137), (13, 1577549), (17, 1206361), (71, 288847), (221, 92797), (923, 22219), (1207, 16991), (1307, 15691)]