20144547

素因数分解:

$3^2\times {\mathrm{59}}^2\times {\mathrm{643}}^1$

素因数の和:767

約数の個数: 18

約数和(自身を含む): 29645252

約数和(自身を除く): 9500705

約数列:

[1, 3, 9, 59, 177, 531, 643, 1929, 3481, 5787, 10443, 31329, 37937, 113811, 341433, 2238283, 6714849, 20144547]

約数ペア:

[(1, 20144547), (3, 6714849), (9, 2238283), (59, 341433), (177, 113811), (531, 37937), (643, 31329), (1929, 10443), (3481, 5787)]