161720234

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{18457}}^1$

素因数の和:18809

約数の個数: 16

約数和(自身を含む): 262029768

約数和(自身を除く): 100309534

約数列:

[1, 2, 13, 26, 337, 674, 4381, 8762, 18457, 36914, 239941, 479882, 6220009, 12440018, 80860117, 161720234]

約数ペア:

[(1, 161720234), (2, 80860117), (13, 12440018), (26, 6220009), (337, 479882), (674, 239941), (4381, 36914), (8762, 18457)]