2051208859

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{211}}^1\times {\mathrm{3847}}^1$

素因数の和:4103

約数の個数: 24

約数和(自身を含む): 2486485248

約数和(自身を除く): 435276389

約数列:

[1, 7, 19, 133, 211, 361, 1477, 2527, 3847, 4009, 26929, 28063, 73093, 76171, 511651, 533197, 811717, 1388767, 5682019, 9721369, 15422623, 107958361, 293029837, 2051208859]

約数ペア:

[(1, 2051208859), (7, 293029837), (19, 107958361), (133, 15422623), (211, 9721369), (361, 5682019), (1477, 1388767), (2527, 811717), (3847, 533197), (4009, 511651), (26929, 76171), (28063, 73093)]