18779867842

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{408809}}^1$

素因数の和:409137

約数の個数: 16

約数和(自身を含む): 28570913280

約数和(自身を除く): 9791045438

約数列:

[1, 2, 103, 206, 223, 446, 22969, 45938, 408809, 817618, 42107327, 84214654, 91164407, 182328814, 9389933921, 18779867842]

約数ペア:

[(1, 18779867842), (2, 9389933921), (103, 182328814), (206, 91164407), (223, 84214654), (446, 42107327), (22969, 817618), (45938, 408809)]