20477763

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3863}}^1$

素因数の和:3919

約数の個数: 24

約数和(自身を含む): 32148480

約数和(自身を除く): 11670717

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 3863, 5301, 11589, 34767, 73397, 119753, 220191, 359259, 660573, 1077777, 2275307, 6825921, 20477763]

約数ペア:

[(1, 20477763), (3, 6825921), (9, 2275307), (19, 1077777), (31, 660573), (57, 359259), (93, 220191), (171, 119753), (279, 73397), (589, 34767), (1767, 11589), (3863, 5301)]