20165357768

素因数分解:

$2^3\times {\mathrm{4457}}^1\times {\mathrm{565553}}^1$

素因数の和:570016

約数の個数: 16

約数和(自身を含む): 37818595980

約数和(自身を除く): 17653238212

約数列:

[1, 2, 4, 8, 4457, 8914, 17828, 35656, 565553, 1131106, 2262212, 4524424, 2520669721, 5041339442, 10082678884, 20165357768]

約数ペア:

[(1, 20165357768), (2, 10082678884), (4, 5041339442), (8, 2520669721), (4457, 4524424), (8914, 2262212), (17828, 1131106), (35656, 565553)]