20776943

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 23639040

約数和(自身を除く): 2862097

約数列:

[1, 11, 37, 71, 407, 719, 781, 2627, 7909, 26603, 28897, 51049, 292633, 561539, 1888813, 20776943]

約数ペア:

[(1, 20776943), (11, 1888813), (37, 561539), (71, 292633), (407, 51049), (719, 28897), (781, 26603), (2627, 7909)]