18084740

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8779}}^1$

素因数の和:8891

約数の個数: 24

約数和(自身を含む): 38351040

約数和(自身を除く): 20266300

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 8779, 17558, 35116, 43895, 87790, 175580, 904237, 1808474, 3616948, 4521185, 9042370, 18084740]

約数ペア:

[(1, 18084740), (2, 9042370), (4, 4521185), (5, 3616948), (10, 1808474), (20, 904237), (103, 175580), (206, 87790), (412, 43895), (515, 35116), (1030, 17558), (2060, 8779)]