20841183

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1607}}^1$

素因数の和:1755

約数の個数: 24

約数和(自身を含む): 33111936

約数和(自身を除く): 12270753

約数列:

[1, 3, 9, 11, 33, 99, 131, 393, 1179, 1441, 1607, 4323, 4821, 12969, 14463, 17677, 53031, 159093, 210517, 631551, 1894653, 2315687, 6947061, 20841183]

約数ペア:

[(1, 20841183), (3, 6947061), (9, 2315687), (11, 1894653), (33, 631551), (99, 210517), (131, 159093), (393, 53031), (1179, 17677), (1441, 14463), (1607, 12969), (4323, 4821)]