20708985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125509}}^1$

素因数の和:125528

約数の個数: 16

約数和(自身を含む): 36146880

約数和(自身を除く): 15437895

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 125509, 376527, 627545, 1380599, 1882635, 4141797, 6902995, 20708985]

約数ペア:

[(1, 20708985), (3, 6902995), (5, 4141797), (11, 1882635), (15, 1380599), (33, 627545), (55, 376527), (165, 125509)]