18420826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{1223}}^1$

素因数の和:1685

約数の個数: 16

約数和(自身を含む): 29346624

約数和(自身を除く): 10925798

約数列:

[1, 2, 17, 34, 443, 886, 1223, 2446, 7531, 15062, 20791, 41582, 541789, 1083578, 9210413, 18420826]

約数ペア:

[(1, 18420826), (2, 9210413), (17, 1083578), (34, 541789), (443, 41582), (886, 20791), (1223, 15062), (2446, 7531)]