12486992

素因数分解:

$2^4\times 7^1\times {\mathrm{111491}}^1$

素因数の和:111506

約数の個数: 20

約数和(自身を含む): 27650016

約数和(自身を除く): 15163024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 111491, 222982, 445964, 780437, 891928, 1560874, 1783856, 3121748, 6243496, 12486992]

約数ペア:

[(1, 12486992), (2, 6243496), (4, 3121748), (7, 1783856), (8, 1560874), (14, 891928), (16, 780437), (28, 445964), (56, 222982), (112, 111491)]