204519812

素因数分解:

$2^2\times 7^1\times {\mathrm{7304279}}^1$

素因数の和:7304290

約数の個数: 12

約数和(自身を含む): 409039680

約数和(自身を除く): 204519868

約数列:

[1, 2, 4, 7, 14, 28, 7304279, 14608558, 29217116, 51129953, 102259906, 204519812]

約数ペア:

[(1, 204519812), (2, 102259906), (4, 51129953), (7, 29217116), (14, 14608558), (28, 7304279)]