18731940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{312199}}^1$

素因数の和:312211

約数の個数: 24

約数和(自身を含む): 52449600

約数和(自身を除く): 33717660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 312199, 624398, 936597, 1248796, 1560995, 1873194, 3121990, 3746388, 4682985, 6243980, 9365970, 18731940]

約数ペア:

[(1, 18731940), (2, 9365970), (3, 6243980), (4, 4682985), (5, 3746388), (6, 3121990), (10, 1873194), (12, 1560995), (15, 1248796), (20, 936597), (30, 624398), (60, 312199)]