19121674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 35048160

約数和(自身を除く): 15926486

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 139, 143, 169, 278, 286, 338, 407, 481, 814, 962, 1529, 1807, 1859, 3058, 3614, 3718, 5143, 5291, 6253, 10286, 10582, 12506, 19877, 23491, 39754, 46982, 56573, 66859, 68783, 113146, 133718, 137566, 258401, 516802, 735449, 869167, 1470898, 1738334, 9560837, 19121674]

約数ペア:

[(1, 19121674), (2, 9560837), (11, 1738334), (13, 1470898), (22, 869167), (26, 735449), (37, 516802), (74, 258401), (139, 137566), (143, 133718), (169, 113146), (278, 68783), (286, 66859), (338, 56573), (407, 46982), (481, 39754), (814, 23491), (962, 19877), (1529, 12506), (1807, 10582), (1859, 10286), (3058, 6253), (3614, 5291), (3718, 5143)]