19471551

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{7109}}^1$

素因数の和:7206

約数の個数: 16

約数和(自身を含む): 28667520

約数和(自身を除く): 9195969

約数列:

[1, 3, 11, 33, 83, 249, 913, 2739, 7109, 21327, 78199, 234597, 590047, 1770141, 6490517, 19471551]

約数ペア:

[(1, 19471551), (3, 6490517), (11, 1770141), (33, 590047), (83, 234597), (249, 78199), (913, 21327), (2739, 7109)]