20525456

素因数分解:

$2^4\times 7^1\times {\mathrm{183263}}^1$

素因数の和:183278

約数の個数: 20

約数和(自身を含む): 45449472

約数和(自身を除く): 24924016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 183263, 366526, 733052, 1282841, 1466104, 2565682, 2932208, 5131364, 10262728, 20525456]

約数ペア:

[(1, 20525456), (2, 10262728), (4, 5131364), (7, 2932208), (8, 2565682), (14, 1466104), (16, 1282841), (28, 733052), (56, 366526), (112, 183263)]