39981866

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{18493}}^1$

素因数の和:18565

約数の個数: 16

約数和(自身を含む): 63915264

約数和(自身を除く): 23933398

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 18493, 36986, 425339, 850678, 869171, 1738342, 19990933, 39981866]

約数ペア:

[(1, 39981866), (2, 19990933), (23, 1738342), (46, 869171), (47, 850678), (94, 425339), (1081, 36986), (2162, 18493)]