20105308527

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{172313}}^1$

素因数の和:172447

約数の個数: 32

約数和(自身を含む): 29775859200

約数和(自身を除く): 9670550673

約数列:

[1, 3, 19, 23, 57, 69, 89, 267, 437, 1311, 1691, 2047, 5073, 6141, 38893, 116679, 172313, 516939, 3273947, 3963199, 9821841, 11889597, 15335857, 46007571, 75300781, 225902343, 291381283, 352724711, 874143849, 1058174133, 6701769509, 20105308527]

約数ペア:

[(1, 20105308527), (3, 6701769509), (19, 1058174133), (23, 874143849), (57, 352724711), (69, 291381283), (89, 225902343), (267, 75300781), (437, 46007571), (1311, 15335857), (1691, 11889597), (2047, 9821841), (5073, 3963199), (6141, 3273947), (38893, 516939), (116679, 172313)]