20804948296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{156259}}^1$

素因数の和:156382

約数の個数: 64

約数和(自身を含む): 45565416000

約数和(自身を除く): 24760467704

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 89, 136, 178, 187, 356, 374, 712, 748, 979, 1496, 1513, 1958, 3026, 3916, 6052, 7832, 12104, 16643, 33286, 66572, 133144, 156259, 312518, 625036, 1250072, 1718849, 2656403, 3437698, 5312806, 6875396, 10625612, 13750792, 13907051, 21251224, 27814102, 29220433, 55628204, 58440866, 111256408, 116881732, 152977561, 233763464, 236419867, 305955122, 472839734, 611910244, 945679468, 1223820488, 1891358936, 2600618537, 5201237074, 10402474148, 20804948296]

約数ペア:

[(1, 20804948296), (2, 10402474148), (4, 5201237074), (8, 2600618537), (11, 1891358936), (17, 1223820488), (22, 945679468), (34, 611910244), (44, 472839734), (68, 305955122), (88, 236419867), (89, 233763464), (136, 152977561), (178, 116881732), (187, 111256408), (356, 58440866), (374, 55628204), (712, 29220433), (748, 27814102), (979, 21251224), (1496, 13907051), (1513, 13750792), (1958, 10625612), (3026, 6875396), (3916, 5312806), (6052, 3437698), (7832, 2656403), (12104, 1718849), (16643, 1250072), (33286, 625036), (66572, 312518), (133144, 156259)]