20690426471

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{80071}}^1$

素因数の和:80247

約数の個数: 24

約数和(自身を含む): 24617335680

約数和(自身を除く): 3926909209

約数列:

[1, 11, 13, 139, 143, 169, 1529, 1807, 1859, 19877, 23491, 80071, 258401, 880781, 1040923, 11129869, 11450153, 13531999, 122428559, 144688297, 148851989, 1591571267, 1880947861, 20690426471]

約数ペア:

[(1, 20690426471), (11, 1880947861), (13, 1591571267), (139, 148851989), (143, 144688297), (169, 122428559), (1529, 13531999), (1807, 11450153), (1859, 11129869), (19877, 1040923), (23491, 880781), (80071, 258401)]