16304740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{18959}}^1$

素因数の和:19011

約数の個数: 24

約数和(自身を含む): 35038080

約数和(自身を除く): 18733340

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 18959, 37918, 75836, 94795, 189590, 379180, 815237, 1630474, 3260948, 4076185, 8152370, 16304740]

約数ペア:

[(1, 16304740), (2, 8152370), (4, 4076185), (5, 3260948), (10, 1630474), (20, 815237), (43, 379180), (86, 189590), (172, 94795), (215, 75836), (430, 37918), (860, 18959)]