20314557

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{2039}}^1$

素因数の和:2095

約数の個数: 24

約数和(自身を含む): 31187520

約数和(自身を除く): 10872963

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 2039, 3321, 6117, 9963, 18351, 55053, 83599, 165159, 250797, 495477, 752391, 2257173, 6771519, 20314557]

約数ペア:

[(1, 20314557), (3, 6771519), (9, 2257173), (27, 752391), (41, 495477), (81, 250797), (123, 165159), (243, 83599), (369, 55053), (1107, 18351), (2039, 9963), (3321, 6117)]