20765547

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5669}}^1$

素因数の和:5723

約数の個数: 24

約数和(自身を含む): 33611760

約数和(自身を除く): 12846213

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 5669, 17007, 51021, 62359, 187077, 209753, 561231, 629259, 1887777, 2307283, 6921849, 20765547]

約数ペア:

[(1, 20765547), (3, 6921849), (9, 2307283), (11, 1887777), (33, 629259), (37, 561231), (99, 209753), (111, 187077), (333, 62359), (407, 51021), (1221, 17007), (3663, 5669)]