20955067

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{601}}^1$

素因数の和:918

約数の個数: 16

約数和(自身を含む): 25486272

約数和(自身を除く): 4531205

約数列:

[1, 7, 17, 119, 293, 601, 2051, 4207, 4981, 10217, 34867, 71519, 176093, 1232651, 2993581, 20955067]

約数ペア:

[(1, 20955067), (7, 2993581), (17, 1232651), (119, 176093), (293, 71519), (601, 34867), (2051, 10217), (4207, 4981)]