81461104

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{14423}}^1$

素因数の和:14784

約数の個数: 20

約数和(自身を含む): 158288976

約数和(自身を除く): 76827872

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 5648, 14423, 28846, 57692, 115384, 230768, 5091319, 10182638, 20365276, 40730552, 81461104]

約数ペア:

[(1, 81461104), (2, 40730552), (4, 20365276), (8, 10182638), (16, 5091319), (353, 230768), (706, 115384), (1412, 57692), (2824, 28846), (5648, 14423)]