18803121

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3733}}^1$

素因数の和:3832

約数の個数: 16

約数和(自身を含む): 26526336

約数和(自身を除く): 7723215

約数列:

[1, 3, 23, 69, 73, 219, 1679, 3733, 5037, 11199, 85859, 257577, 272509, 817527, 6267707, 18803121]

約数ペア:

[(1, 18803121), (3, 6267707), (23, 817527), (69, 272509), (73, 257577), (219, 85859), (1679, 11199), (3733, 5037)]