204552310

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{20641}}^1$

素因数の和:21639

約数の個数: 16

約数和(自身を含む): 368583552

約数和(自身を除く): 164031242

約数列:

[1, 2, 5, 10, 991, 1982, 4955, 9910, 20641, 41282, 103205, 206410, 20455231, 40910462, 102276155, 204552310]

約数ペア:

[(1, 204552310), (2, 102276155), (5, 40910462), (10, 20455231), (991, 206410), (1982, 103205), (4955, 41282), (9910, 20641)]