20178254889

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{2543}}^1\times {\mathrm{67819}}^1$

素因数の和:70381

約数の個数: 24

約数和(自身を含む): 31401202560

約数和(自身を除く): 11222947671

約数列:

[1, 3, 9, 13, 39, 117, 2543, 7629, 22887, 33059, 67819, 99177, 203457, 297531, 610371, 881647, 2644941, 7934823, 172463717, 517391151, 1552173453, 2242028321, 6726084963, 20178254889]

約数ペア:

[(1, 20178254889), (3, 6726084963), (9, 2242028321), (13, 1552173453), (39, 517391151), (117, 172463717), (2543, 7934823), (7629, 2644941), (22887, 881647), (33059, 610371), (67819, 297531), (99177, 203457)]