20512030161

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{207073}}^1$

素因数の和:207225

約数の個数: 32

約数和(自身を含む): 32204148480

約数和(自身を除く): 11692118319

約数列:

[1, 3, 7, 21, 53, 89, 159, 267, 371, 623, 1113, 1869, 4717, 14151, 33019, 99057, 207073, 621219, 1449511, 4348533, 10974869, 18429497, 32924607, 55288491, 76824083, 129006479, 230472249, 387019437, 976763341, 2930290023, 6837343387, 20512030161]

約数ペア:

[(1, 20512030161), (3, 6837343387), (7, 2930290023), (21, 976763341), (53, 387019437), (89, 230472249), (159, 129006479), (267, 76824083), (371, 55288491), (623, 32924607), (1113, 18429497), (1869, 10974869), (4717, 4348533), (14151, 1449511), (33019, 621219), (99057, 207073)]