20149665081

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9311}}^1\times {\mathrm{7927}}^1$

素因数の和:17261

約数の個数: 32

約数和(自身を含む): 33073840128

約数和(自身を除く): 12924175047

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 7927, 9311, 23781, 27933, 55489, 65177, 103051, 121043, 166467, 195531, 309153, 363129, 721357, 847301, 2164071, 2541903, 73808297, 221424891, 516658079, 959507861, 1549974237, 2878523583, 6716555027, 20149665081]

約数ペア:

[(1, 20149665081), (3, 6716555027), (7, 2878523583), (13, 1549974237), (21, 959507861), (39, 516658079), (91, 221424891), (273, 73808297), (7927, 2541903), (9311, 2164071), (23781, 847301), (27933, 721357), (55489, 363129), (65177, 309153), (103051, 195531), (121043, 166467)]