40445986

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{4493}}^1$

素因数の和:5145

約数の個数: 16

約数和(自身を含む): 69459264

約数和(自身を除く): 29013278

約数列:

[1, 2, 7, 14, 643, 1286, 4493, 4501, 8986, 9002, 31451, 62902, 2888999, 5777998, 20222993, 40445986]

約数ペア:

[(1, 40445986), (2, 20222993), (7, 5777998), (14, 2888999), (643, 62902), (1286, 31451), (4493, 9002), (4501, 8986)]