18428012

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 33462912

約数和(自身を除く): 15034900

約数列:

[1, 2, 4, 31, 62, 124, 353, 421, 706, 842, 1412, 1684, 10943, 13051, 21886, 26102, 43772, 52204, 148613, 297226, 594452, 4607003, 9214006, 18428012]

約数ペア:

[(1, 18428012), (2, 9214006), (4, 4607003), (31, 594452), (62, 297226), (124, 148613), (353, 52204), (421, 43772), (706, 26102), (842, 21886), (1412, 13051), (1684, 10943)]