18676740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311279}}^1$

素因数の和:311291

約数の個数: 24

約数和(自身を含む): 52295040

約数和(自身を除く): 33618300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311279, 622558, 933837, 1245116, 1556395, 1867674, 3112790, 3735348, 4669185, 6225580, 9338370, 18676740]

約数ペア:

[(1, 18676740), (2, 9338370), (3, 6225580), (4, 4669185), (5, 3735348), (6, 3112790), (10, 1867674), (12, 1556395), (15, 1245116), (20, 933837), (30, 622558), (60, 311279)]