18687386

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{1531}}^1$

素因数の和:1909

約数の個数: 16

約数和(自身を含む): 29782080

約数和(自身を除く): 11094694

約数列:

[1, 2, 17, 34, 359, 718, 1531, 3062, 6103, 12206, 26027, 52054, 549629, 1099258, 9343693, 18687386]

約数ペア:

[(1, 18687386), (2, 9343693), (17, 1099258), (34, 549629), (359, 52054), (718, 26027), (1531, 12206), (3062, 6103)]