20408040567

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{467}}^1\times {\mathrm{118429}}^1$

素因数の和:118943

約数の個数: 24

約数和(自身を含む): 30262181040

約数和(自身を除く): 9854140473

約数列:

[1, 3, 9, 41, 123, 369, 467, 1401, 4203, 19147, 57441, 118429, 172323, 355287, 1065861, 4855589, 14566767, 43700301, 55306343, 165919029, 497757087, 2267560063, 6802680189, 20408040567]

約数ペア:

[(1, 20408040567), (3, 6802680189), (9, 2267560063), (41, 497757087), (123, 165919029), (369, 55306343), (467, 43700301), (1401, 14566767), (4203, 4855589), (19147, 1065861), (57441, 355287), (118429, 172323)]