18870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:64

約数の個数: 32

約数和(自身を含む): 49248

約数和(自身を除く): 30378

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 37, 51, 74, 85, 102, 111, 170, 185, 222, 255, 370, 510, 555, 629, 1110, 1258, 1887, 3145, 3774, 6290, 9435, 18870]

約数ペア:

[(1, 18870), (2, 9435), (3, 6290), (5, 3774), (6, 3145), (10, 1887), (15, 1258), (17, 1110), (30, 629), (34, 555), (37, 510), (51, 370), (74, 255), (85, 222), (102, 185), (111, 170)]