20082904

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{15401}}^1$

素因数の和:15570

約数の個数: 16

約数和(自身を含む): 37888920

約数和(自身を除く): 17806016

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 15401, 30802, 61604, 123208, 2510363, 5020726, 10041452, 20082904]

約数ペア:

[(1, 20082904), (2, 10041452), (4, 5020726), (8, 2510363), (163, 123208), (326, 61604), (652, 30802), (1304, 15401)]