19966636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{613}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 37134720

約数和(自身を除く): 17168084

約数列:

[1, 2, 4, 17, 34, 68, 479, 613, 958, 1226, 1916, 2452, 8143, 10421, 16286, 20842, 32572, 41684, 293627, 587254, 1174508, 4991659, 9983318, 19966636]

約数ペア:

[(1, 19966636), (2, 9983318), (4, 4991659), (17, 1174508), (34, 587254), (68, 293627), (479, 41684), (613, 32572), (958, 20842), (1226, 16286), (1916, 10421), (2452, 8143)]