20299719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{5749}}^1$

素因数の和:5870

約数の個数: 16

約数和(自身を含む): 29808000

約数和(自身を除く): 9508281

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 5749, 17247, 63239, 189717, 615143, 1845429, 6766573, 20299719]

約数ペア:

[(1, 20299719), (3, 6766573), (11, 1845429), (33, 615143), (107, 189717), (321, 63239), (1177, 17247), (3531, 5749)]