2009081788

素因数分解:

$2^2\times 7^1\times {\mathrm{71752921}}^1$

素因数の和:71752932

約数の個数: 12

約数和(自身を含む): 4018163632

約数和(自身を除く): 2009081844

約数列:

[1, 2, 4, 7, 14, 28, 71752921, 143505842, 287011684, 502270447, 1004540894, 2009081788]

約数ペア:

[(1, 2009081788), (2, 1004540894), (4, 502270447), (7, 287011684), (14, 143505842), (28, 71752921)]