15447988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1123}}^1$

素因数の和:1327

約数の個数: 24

約数和(自身を含む): 28639520

約数和(自身を除く): 13191532

約数列:

[1, 2, 4, 19, 38, 76, 181, 362, 724, 1123, 2246, 3439, 4492, 6878, 13756, 21337, 42674, 85348, 203263, 406526, 813052, 3861997, 7723994, 15447988]

約数ペア:

[(1, 15447988), (2, 7723994), (4, 3861997), (19, 813052), (38, 406526), (76, 203263), (181, 85348), (362, 42674), (724, 21337), (1123, 13756), (2246, 6878), (3439, 4492)]