18288420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{304807}}^1$

素因数の和:304819

約数の個数: 24

約数和(自身を含む): 51207744

約数和(自身を除く): 32919324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 304807, 609614, 914421, 1219228, 1524035, 1828842, 3048070, 3657684, 4572105, 6096140, 9144210, 18288420]

約数ペア:

[(1, 18288420), (2, 9144210), (3, 6096140), (4, 4572105), (5, 3657684), (6, 3048070), (10, 1828842), (12, 1524035), (15, 1219228), (20, 914421), (30, 609614), (60, 304807)]