39815162

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{20129}}^1$

素因数の和:20197

約数の個数: 16

約数和(自身を含む): 63771840

約数和(自身を除く): 23956678

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 20129, 40258, 462967, 865547, 925934, 1731094, 19907581, 39815162]

約数ペア:

[(1, 39815162), (2, 19907581), (23, 1731094), (43, 925934), (46, 865547), (86, 462967), (989, 40258), (1978, 20129)]