20172186524

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1459}}^1\times {\mathrm{3067}}^1$

素因数の和:4567

約数の個数: 72

約数和(自身を含む): 42893585280

約数和(自身を除く): 22721398756

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 1459, 2254, 2918, 3067, 4508, 5836, 6134, 10213, 12268, 20426, 21469, 33557, 40852, 42938, 67114, 70541, 71491, 85876, 134228, 141082, 142982, 150283, 234899, 282164, 285964, 300566, 469798, 493787, 601132, 939596, 987574, 1644293, 1975148, 3288586, 3456509, 4474753, 6577172, 6913018, 8949506, 13826036, 17899012, 31323271, 62646542, 102919319, 125293084, 205838638, 219262897, 411677276, 438525794, 720435233, 877051588, 1440870466, 2881740932, 5043046631, 10086093262, 20172186524]

約数ペア:

[(1, 20172186524), (2, 10086093262), (4, 5043046631), (7, 2881740932), (14, 1440870466), (23, 877051588), (28, 720435233), (46, 438525794), (49, 411677276), (92, 219262897), (98, 205838638), (161, 125293084), (196, 102919319), (322, 62646542), (644, 31323271), (1127, 17899012), (1459, 13826036), (2254, 8949506), (2918, 6913018), (3067, 6577172), (4508, 4474753), (5836, 3456509), (6134, 3288586), (10213, 1975148), (12268, 1644293), (20426, 987574), (21469, 939596), (33557, 601132), (40852, 493787), (42938, 469798), (67114, 300566), (70541, 285964), (71491, 282164), (85876, 234899), (134228, 150283), (141082, 142982)]