20417629

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 22878720

約数和(自身を除く): 2461091

約数列:

[1, 17, 23, 79, 391, 661, 1343, 1817, 11237, 15203, 30889, 52219, 258451, 887723, 1201037, 20417629]

約数ペア:

[(1, 20417629), (17, 1201037), (23, 887723), (79, 258451), (391, 52219), (661, 30889), (1343, 15203), (1817, 11237)]