18706288

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{2099}}^1$

素因数の和:2664

約数の個数: 20

約数和(自身を含む): 36325800

約数和(自身を除く): 17619512

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2099, 2228, 4198, 4456, 8396, 8912, 16792, 33584, 1169143, 2338286, 4676572, 9353144, 18706288]

約数ペア:

[(1, 18706288), (2, 9353144), (4, 4676572), (8, 2338286), (16, 1169143), (557, 33584), (1114, 16792), (2099, 8912), (2228, 8396), (4198, 4456)]