25403728

素因数分解:

$2^4\times 7^1\times {\mathrm{226819}}^1$

素因数の和:226834

約数の個数: 20

約数和(自身を含む): 56251360

約数和(自身を除く): 30847632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 226819, 453638, 907276, 1587733, 1814552, 3175466, 3629104, 6350932, 12701864, 25403728]

約数ペア:

[(1, 25403728), (2, 12701864), (4, 6350932), (7, 3629104), (8, 3175466), (14, 1814552), (16, 1587733), (28, 907276), (56, 453638), (112, 226819)]