18882919

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:482

約数の個数: 16

約数和(自身を含む): 21319200

約数和(自身を除く): 2436281

約数列:

[1, 11, 41, 149, 281, 451, 1639, 3091, 6109, 11521, 41869, 67199, 126731, 460559, 1716629, 18882919]

約数ペア:

[(1, 18882919), (11, 1716629), (41, 460559), (149, 126731), (281, 67199), (451, 41869), (1639, 11521), (3091, 6109)]