20907816

素因数分解:

$2^3\times 3^1\times {\mathrm{871159}}^1$

素因数の和:871168

約数の個数: 16

約数和(自身を含む): 52269600

約数和(自身を除く): 31361784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 871159, 1742318, 2613477, 3484636, 5226954, 6969272, 10453908, 20907816]

約数ペア:

[(1, 20907816), (2, 10453908), (3, 6969272), (4, 5226954), (6, 3484636), (8, 2613477), (12, 1742318), (24, 871159)]