20347894

素因数分解:

$2^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{4391}}^1$

素因数の和:4731

約数の個数: 16

約数和(自身を含む): 34995456

約数和(自身を除く): 14647562

約数列:

[1, 2, 7, 14, 331, 662, 2317, 4391, 4634, 8782, 30737, 61474, 1453421, 2906842, 10173947, 20347894]

約数ペア:

[(1, 20347894), (2, 10173947), (7, 2906842), (14, 1453421), (331, 61474), (662, 30737), (2317, 8782), (4391, 4634)]