20121482445

素因数分解:

$3^1\times 5^1\times {\mathrm{65407}}^1\times {\mathrm{20509}}^1$

素因数の和:85924

約数の個数: 16

約数和(自身を含む): 32196433920

約数和(自身を除く): 12074951475

約数列:

[1, 3, 5, 15, 20509, 61527, 65407, 102545, 196221, 307635, 327035, 981105, 1341432163, 4024296489, 6707160815, 20121482445]

約数ペア:

[(1, 20121482445), (3, 6707160815), (5, 4024296489), (15, 1341432163), (20509, 981105), (61527, 327035), (65407, 307635), (102545, 196221)]