209649788

素因数分解:

$2^2\times {\mathrm{2713}}^1\times {\mathrm{19319}}^1$

素因数の和:22036

約数の個数: 12

約数和(自身を含む): 367041360

約数和(自身を除く): 157391572

約数列:

[1, 2, 4, 2713, 5426, 10852, 19319, 38638, 77276, 52412447, 104824894, 209649788]

約数ペア:

[(1, 209649788), (2, 104824894), (4, 52412447), (2713, 77276), (5426, 38638), (10852, 19319)]