20789968661

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3217}}^1\times {\mathrm{4937}}^1$

素因数の和:8189

約数の個数: 32

約数和(自身を含む): 27458756352

約数和(自身を除く): 6668787691

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 3217, 4937, 22519, 34559, 35387, 54307, 54689, 83929, 247709, 380149, 382823, 587503, 601579, 923219, 4211053, 6462533, 15882329, 111176303, 174705619, 269999593, 1222939333, 1889997151, 2969995523, 20789968661]

約数ペア:

[(1, 20789968661), (7, 2969995523), (11, 1889997151), (17, 1222939333), (77, 269999593), (119, 174705619), (187, 111176303), (1309, 15882329), (3217, 6462533), (4937, 4211053), (22519, 923219), (34559, 601579), (35387, 587503), (54307, 382823), (54689, 380149), (83929, 247709)]