18328980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{305483}}^1$

素因数の和:305495

約数の個数: 24

約数和(自身を含む): 51321312

約数和(自身を除く): 32992332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 305483, 610966, 916449, 1221932, 1527415, 1832898, 3054830, 3665796, 4582245, 6109660, 9164490, 18328980]

約数ペア:

[(1, 18328980), (2, 9164490), (3, 6109660), (4, 4582245), (5, 3665796), (6, 3054830), (10, 1832898), (12, 1527415), (15, 1221932), (20, 916449), (30, 610966), (60, 305483)]