20127286

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5431}}^1$

素因数の和:5559

約数の個数: 16

約数和(自身を含む): 32266080

約数和(自身を除く): 12138794

約数列:

[1, 2, 17, 34, 109, 218, 1853, 3706, 5431, 10862, 92327, 184654, 591979, 1183958, 10063643, 20127286]

約数ペア:

[(1, 20127286), (2, 10063643), (17, 1183958), (34, 591979), (109, 184654), (218, 92327), (1853, 10862), (3706, 5431)]