19866740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34253}}^1$

素因数の和:34291

約数の個数: 24

約数和(自身を含む): 43160040

約数和(自身を除く): 23293300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 34253, 68506, 137012, 171265, 342530, 685060, 993337, 1986674, 3973348, 4966685, 9933370, 19866740]

約数ペア:

[(1, 19866740), (2, 9933370), (4, 4966685), (5, 3973348), (10, 1986674), (20, 993337), (29, 685060), (58, 342530), (116, 171265), (145, 137012), (290, 68506), (580, 34253)]