201994426756

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{309807403}}^1$

素因数の和:309807570

約数の個数: 12

約数和(自身を含む): 355658899792

約数和(自身を除く): 153664473036

約数列:

[1, 2, 4, 163, 326, 652, 309807403, 619614806, 1239229612, 50498606689, 100997213378, 201994426756]

約数ペア:

[(1, 201994426756), (2, 100997213378), (4, 50498606689), (163, 1239229612), (326, 619614806), (652, 309807403)]