18382020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{306367}}^1$

素因数の和:306379

約数の個数: 24

約数和(自身を含む): 51469824

約数和(自身を除く): 33087804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 306367, 612734, 919101, 1225468, 1531835, 1838202, 3063670, 3676404, 4595505, 6127340, 9191010, 18382020]

約数ペア:

[(1, 18382020), (2, 9191010), (3, 6127340), (4, 4595505), (5, 3676404), (6, 3063670), (10, 1838202), (12, 1531835), (15, 1225468), (20, 919101), (30, 612734), (60, 306367)]