194960180

素因数分解:

$2^2\times 5^1\times {\mathrm{9748009}}^1$

素因数の和:9748018

約数の個数: 12

約数和(自身を含む): 409416420

約数和(自身を除く): 214456240

約数列:

[1, 2, 4, 5, 10, 20, 9748009, 19496018, 38992036, 48740045, 97480090, 194960180]

約数ペア:

[(1, 194960180), (2, 97480090), (4, 48740045), (5, 38992036), (10, 19496018), (20, 9748009)]