20560413321

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1709}}^1\times {\mathrm{4441}}^1$

素因数の和:6206

約数の個数: 48

約数和(自身を含む): 34758472320

約数和(自身を除く): 14198058999

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 1709, 2709, 4441, 5127, 11963, 13323, 15381, 31087, 35889, 39969, 73487, 93261, 107667, 190963, 220461, 279783, 514409, 572889, 661383, 1336741, 1543227, 1718667, 4010223, 4629681, 7589669, 12030669, 22769007, 53127683, 68307021, 159383049, 326355767, 478149147, 979067301, 2284490369, 2937201903, 6853471107, 20560413321]

約数ペア:

[(1, 20560413321), (3, 6853471107), (7, 2937201903), (9, 2284490369), (21, 979067301), (43, 478149147), (63, 326355767), (129, 159383049), (301, 68307021), (387, 53127683), (903, 22769007), (1709, 12030669), (2709, 7589669), (4441, 4629681), (5127, 4010223), (11963, 1718667), (13323, 1543227), (15381, 1336741), (31087, 661383), (35889, 572889), (39969, 514409), (73487, 279783), (93261, 220461), (107667, 190963)]