20685616

素因数分解:

$2^4\times 7^1\times {\mathrm{184693}}^1$

素因数の和:184708

約数の個数: 20

約数和(自身を含む): 45804112

約数和(自身を除く): 25118496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 184693, 369386, 738772, 1292851, 1477544, 2585702, 2955088, 5171404, 10342808, 20685616]

約数ペア:

[(1, 20685616), (2, 10342808), (4, 5171404), (7, 2955088), (8, 2585702), (14, 1477544), (16, 1292851), (28, 738772), (56, 369386), (112, 184693)]