20540586

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2239}}^1$

素因数の和:2394

約数の個数: 32

約数和(自身を含む): 45158400

約数和(自身を除く): 24617814

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 139, 278, 417, 834, 1529, 2239, 3058, 4478, 4587, 6717, 9174, 13434, 24629, 49258, 73887, 147774, 311221, 622442, 933663, 1867326, 3423431, 6846862, 10270293, 20540586]

約数ペア:

[(1, 20540586), (2, 10270293), (3, 6846862), (6, 3423431), (11, 1867326), (22, 933663), (33, 622442), (66, 311221), (139, 147774), (278, 73887), (417, 49258), (834, 24629), (1529, 13434), (2239, 9174), (3058, 6717), (4478, 4587)]