19088919

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 30067200

約数和(自身を除く): 10978281

約数列:

[1, 3, 9, 23, 27, 59, 69, 177, 207, 521, 531, 621, 1357, 1563, 1593, 4071, 4689, 11983, 12213, 14067, 30739, 35949, 36639, 92217, 107847, 276651, 323541, 706997, 829953, 2120991, 6362973, 19088919]

約数ペア:

[(1, 19088919), (3, 6362973), (9, 2120991), (23, 829953), (27, 706997), (59, 323541), (69, 276651), (177, 107847), (207, 92217), (521, 36639), (531, 35949), (621, 30739), (1357, 14067), (1563, 12213), (1593, 11983), (4071, 4689)]