20684812

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1559}}^1$

素因数の和:1701

約数の個数: 24

約数和(自身を含む): 37739520

約数和(自身を除く): 17054708

約数列:

[1, 2, 4, 31, 62, 107, 124, 214, 428, 1559, 3118, 3317, 6236, 6634, 13268, 48329, 96658, 166813, 193316, 333626, 667252, 5171203, 10342406, 20684812]

約数ペア:

[(1, 20684812), (2, 10342406), (4, 5171203), (31, 667252), (62, 333626), (107, 193316), (124, 166813), (214, 96658), (428, 48329), (1559, 13268), (3118, 6634), (3317, 6236)]