19791927

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{467}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 30444336

約数和(自身を除く): 10652409

約数列:

[1, 3, 9, 17, 51, 153, 277, 467, 831, 1401, 2493, 4203, 4709, 7939, 14127, 23817, 42381, 71451, 129359, 388077, 1164231, 2199103, 6597309, 19791927]

約数ペア:

[(1, 19791927), (3, 6597309), (9, 2199103), (17, 1164231), (51, 388077), (153, 129359), (277, 71451), (467, 42381), (831, 23817), (1401, 14127), (2493, 7939), (4203, 4709)]