18126740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31253}}^1$

素因数の和:31291

約数の個数: 24

約数和(自身を含む): 39380040

約数和(自身を除く): 21253300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 31253, 62506, 125012, 156265, 312530, 625060, 906337, 1812674, 3625348, 4531685, 9063370, 18126740]

約数ペア:

[(1, 18126740), (2, 9063370), (4, 4531685), (5, 3625348), (10, 1812674), (20, 906337), (29, 625060), (58, 312530), (116, 156265), (145, 125012), (290, 62506), (580, 31253)]