20936619

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2897}}^1$

素因数の和:2987

約数の個数: 24

約数和(自身を含む): 33454512

約数和(自身を除く): 12517893

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 657, 803, 2409, 2897, 7227, 8691, 26073, 31867, 95601, 211481, 286803, 634443, 1903329, 2326291, 6978873, 20936619]

約数ペア:

[(1, 20936619), (3, 6978873), (9, 2326291), (11, 1903329), (33, 634443), (73, 286803), (99, 211481), (219, 95601), (657, 31867), (803, 26073), (2409, 8691), (2897, 7227)]