30791818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{7573}}^1$

素因数の和:7701

約数の個数: 16

約数和(自身を含む): 49079520

約数和(自身を除く): 18287702

約数列:

[1, 2, 19, 38, 107, 214, 2033, 4066, 7573, 15146, 143887, 287774, 810311, 1620622, 15395909, 30791818]

約数ペア:

[(1, 30791818), (2, 15395909), (19, 1620622), (38, 810311), (107, 287774), (214, 143887), (2033, 15146), (4066, 7573)]