19664096242

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19782793}}^1$

素因数の和:19782873

約数の個数: 16

約数和(自身を含む): 34184668032

約数和(自身を除く): 14520571790

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 19782793, 39565586, 138479551, 276959102, 1404578303, 2809156606, 9832048121, 19664096242]

約数ペア:

[(1, 19664096242), (2, 9832048121), (7, 2809156606), (14, 1404578303), (71, 276959102), (142, 138479551), (497, 39565586), (994, 19782793)]