208165730

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{40897}}^1$

素因数の和:41413

約数の個数: 16

約数和(自身を含む): 375443640

約数和(自身を除く): 167277910

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 5090, 40897, 81794, 204485, 408970, 20816573, 41633146, 104082865, 208165730]

約数ペア:

[(1, 208165730), (2, 104082865), (5, 41633146), (10, 20816573), (509, 408970), (1018, 204485), (2545, 81794), (5090, 40897)]