20789726

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2347}}^1$

素因数の和:2495

約数の個数: 16

約数和(自身を含む): 32233344

約数和(自身を除く): 11443618

約数列:

[1, 2, 43, 86, 103, 206, 2347, 4429, 4694, 8858, 100921, 201842, 241741, 483482, 10394863, 20789726]

約数ペア:

[(1, 20789726), (2, 10394863), (43, 483482), (86, 241741), (103, 201842), (206, 100921), (2347, 8858), (4429, 4694)]