20762049

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{311}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 36781056

約数和(自身を除く): 16019007

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 289, 311, 357, 561, 867, 933, 1309, 2023, 2177, 3179, 3421, 3927, 5287, 6069, 6531, 9537, 10263, 15861, 22253, 23947, 37009, 58157, 66759, 71841, 89879, 111027, 174471, 269637, 407099, 629153, 988669, 1221297, 1887459, 2966007, 6920683, 20762049]

約数ペア:

[(1, 20762049), (3, 6920683), (7, 2966007), (11, 1887459), (17, 1221297), (21, 988669), (33, 629153), (51, 407099), (77, 269637), (119, 174471), (187, 111027), (231, 89879), (289, 71841), (311, 66759), (357, 58157), (561, 37009), (867, 23947), (933, 22253), (1309, 15861), (2023, 10263), (2177, 9537), (3179, 6531), (3421, 6069), (3927, 5287)]