20644414

素因数分解:

$2^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{3359}}^1$

素因数の和:3807

約数の個数: 16

約数和(自身を含む): 35481600

約数和(自身を除く): 14837186

約数列:

[1, 2, 7, 14, 439, 878, 3073, 3359, 6146, 6718, 23513, 47026, 1474601, 2949202, 10322207, 20644414]

約数ペア:

[(1, 20644414), (2, 10322207), (7, 2949202), (14, 1474601), (439, 47026), (878, 23513), (3073, 6718), (3359, 6146)]