20944510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123203}}^1$

素因数の和:123227

約数の個数: 16

約数和(自身を含む): 39918096

約数和(自身を除く): 18973586

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 123203, 246406, 616015, 1232030, 2094451, 4188902, 10472255, 20944510]

約数ペア:

[(1, 20944510), (2, 10472255), (5, 4188902), (10, 2094451), (17, 1232030), (34, 616015), (85, 246406), (170, 123203)]