20249215

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5407}}^1$

素因数の和:5526

約数の個数: 16

約数和(自身を含む): 28035072

約数和(自身を除く): 7785857

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 5407, 27035, 37849, 189245, 578549, 2892745, 4049843, 20249215]

約数ペア:

[(1, 20249215), (5, 4049843), (7, 2892745), (35, 578549), (107, 189245), (535, 37849), (749, 27035), (3745, 5407)]