19218309

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{4813}}^1$

素因数の和:4849

約数の個数: 16

約数和(自身を含む): 28190784

約数和(自身を除く): 8972475

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 4813, 14439, 52943, 158829, 582373, 1747119, 6406103, 19218309]

約数ペア:

[(1, 19218309), (3, 6406103), (11, 1747119), (33, 582373), (121, 158829), (363, 52943), (1331, 14439), (3993, 4813)]