19774180

素因数分解:

$2^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1151}}^1$

素因数の和:2019

約数の個数: 24

約数和(自身を含む): 41610240

約数和(自身を除く): 21836060

約数列:

[1, 2, 4, 5, 10, 20, 859, 1151, 1718, 2302, 3436, 4295, 4604, 5755, 8590, 11510, 17180, 23020, 988709, 1977418, 3954836, 4943545, 9887090, 19774180]

約数ペア:

[(1, 19774180), (2, 9887090), (4, 4943545), (5, 3954836), (10, 1977418), (20, 988709), (859, 23020), (1151, 17180), (1718, 11510), (2302, 8590), (3436, 5755), (4295, 4604)]