18436980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307283}}^1$

素因数の和:307295

約数の個数: 24

約数和(自身を含む): 51623712

約数和(自身を除く): 33186732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307283, 614566, 921849, 1229132, 1536415, 1843698, 3072830, 3687396, 4609245, 6145660, 9218490, 18436980]

約数ペア:

[(1, 18436980), (2, 9218490), (3, 6145660), (4, 4609245), (5, 3687396), (6, 3072830), (10, 1843698), (12, 1536415), (15, 1229132), (20, 921849), (30, 614566), (60, 307283)]