19419807

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{2789}}^1$

素因数の和:3014

約数の個数: 16

約数和(自身を含む): 28391040

約数和(自身を除く): 8971233

約数列:

[1, 3, 11, 33, 211, 633, 2321, 2789, 6963, 8367, 30679, 92037, 588479, 1765437, 6473269, 19419807]

約数ペア:

[(1, 19419807), (3, 6473269), (11, 1765437), (33, 588479), (211, 92037), (633, 30679), (2321, 8367), (2789, 6963)]