20151845

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5381}}^1$

素因数の和:5500

約数の個数: 16

約数和(自身を含む): 27900288

約数和(自身を除く): 7748443

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 5381, 26905, 37667, 188335, 575767, 2878835, 4030369, 20151845]

約数ペア:

[(1, 20151845), (5, 4030369), (7, 2878835), (35, 575767), (107, 188335), (535, 37667), (749, 26905), (3745, 5381)]