20365774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71209}}^1$

素因数の和:71235

約数の個数: 16

約数和(自身を含む): 35889840

約数和(自身を除く): 15524066

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71209, 142418, 783299, 925717, 1566598, 1851434, 10182887, 20365774]

約数ペア:

[(1, 20365774), (2, 10182887), (11, 1851434), (13, 1566598), (22, 925717), (26, 783299), (143, 142418), (286, 71209)]