20512115885877

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^2\times {\mathrm{2966923}}^1$

素因数の和:2967290

約数の個数: 48

約数和(自身を含む): 34296312258048

約数和(自身を除く): 13784196372171

約数列:

[1, 3, 7, 11, 21, 33, 77, 173, 231, 519, 1211, 1903, 3633, 5709, 13321, 29929, 39963, 89787, 209503, 329219, 628509, 987657, 2304533, 2966923, 6913599, 8900769, 20768461, 32636153, 62305383, 97908459, 228453071, 513277679, 685359213, 1539833037, 3592943753, 5646054469, 10778831259, 16938163407, 39522381283, 88797038467, 118567143849, 266391115401, 621579269269, 976767423137, 1864737807807, 2930302269411, 6837371961959, 20512115885877]

約数ペア:

[(1, 20512115885877), (3, 6837371961959), (7, 2930302269411), (11, 1864737807807), (21, 976767423137), (33, 621579269269), (77, 266391115401), (173, 118567143849), (231, 88797038467), (519, 39522381283), (1211, 16938163407), (1903, 10778831259), (3633, 5646054469), (5709, 3592943753), (13321, 1539833037), (29929, 685359213), (39963, 513277679), (89787, 228453071), (209503, 97908459), (329219, 62305383), (628509, 32636153), (987657, 20768461), (2304533, 8900769), (2966923, 6913599)]