20105308539

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{218819}}^1$

素因数の和:218952

約数の個数: 32

約数和(自身を含む): 30879878400

約数和(自身を除く): 10774569861

約数列:

[1, 3, 9, 27, 41, 83, 123, 249, 369, 747, 1107, 2241, 3403, 10209, 30627, 91881, 218819, 656457, 1969371, 5908113, 8971579, 18161977, 26914737, 54485931, 80744211, 163457793, 242232633, 490373379, 744641057, 2233923171, 6701769513, 20105308539]

約数ペア:

[(1, 20105308539), (3, 6701769513), (9, 2233923171), (27, 744641057), (41, 490373379), (83, 242232633), (123, 163457793), (249, 80744211), (369, 54485931), (747, 26914737), (1107, 18161977), (2241, 8971579), (3403, 5908113), (10209, 1969371), (30627, 656457), (91881, 218819)]