20428186

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 34276608

約数和(自身を除く): 13848422

約数列:

[1, 2, 17, 23, 34, 46, 151, 173, 302, 346, 391, 782, 2567, 2941, 3473, 3979, 5134, 5882, 6946, 7958, 26123, 52246, 59041, 67643, 118082, 135286, 444091, 600829, 888182, 1201658, 10214093, 20428186]

約数ペア:

[(1, 20428186), (2, 10214093), (17, 1201658), (23, 888182), (34, 600829), (46, 444091), (151, 135286), (173, 118082), (302, 67643), (346, 59041), (391, 52246), (782, 26123), (2567, 7958), (2941, 6946), (3473, 5882), (3979, 5134)]