20170497590

素因数分解:

$2^1\times 5^1\times {\mathrm{18353}}^1\times {\mathrm{109903}}^1$

素因数の和:128263

約数の個数: 16

約数和(自身を含む): 36309204288

約数和(自身を除く): 16138706698

約数列:

[1, 2, 5, 10, 18353, 36706, 91765, 109903, 183530, 219806, 549515, 1099030, 2017049759, 4034099518, 10085248795, 20170497590]

約数ペア:

[(1, 20170497590), (2, 10085248795), (5, 4034099518), (10, 2017049759), (18353, 1099030), (36706, 549515), (91765, 219806), (109903, 183530)]