12218919

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4561}}^1$

素因数の和:4630

約数の個数: 16

約数和(自身を含む): 17518080

約数和(自身を除く): 5299161

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 4561, 13683, 86659, 214367, 259977, 643101, 4072973, 12218919]

約数ペア:

[(1, 12218919), (3, 4072973), (19, 643101), (47, 259977), (57, 214367), (141, 86659), (893, 13683), (2679, 4561)]