20761279479

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{1663}}^1\times {\mathrm{10753}}^1$

素因数の和:12468

約数の個数: 32

約数和(自身を含む): 31494594560

約数和(自身を除く): 10733315081

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 1663, 4989, 10753, 14967, 32259, 44901, 71509, 96777, 214527, 290331, 462379, 643581, 1387137, 1930743, 4161411, 12484233, 17882239, 53646717, 160940151, 482820453, 768936277, 2306808831, 6920426493, 20761279479]

約数ペア:

[(1, 20761279479), (3, 6920426493), (9, 2306808831), (27, 768936277), (43, 482820453), (129, 160940151), (387, 53646717), (1161, 17882239), (1663, 12484233), (4989, 4161411), (10753, 1930743), (14967, 1387137), (32259, 643581), (44901, 462379), (71509, 290331), (96777, 214527)]