20465501

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{751}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 24906240

約数和(自身を除く): 4440739

約数列:

[1, 7, 17, 119, 229, 751, 1603, 3893, 5257, 12767, 27251, 89369, 171979, 1203853, 2923643, 20465501]

約数ペア:

[(1, 20465501), (7, 2923643), (17, 1203853), (119, 171979), (229, 89369), (751, 27251), (1603, 12767), (3893, 5257)]