20408058752

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{26711}}^1$

素因数の和:26899

約数の個数: 64

約数和(自身を含む): 41850224640

約数和(自身を除く): 21442165888

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 127, 128, 188, 254, 376, 508, 752, 1016, 1504, 2032, 3008, 4064, 5969, 6016, 8128, 11938, 16256, 23876, 26711, 47752, 53422, 95504, 106844, 191008, 213688, 382016, 427376, 764032, 854752, 1255417, 1709504, 2510834, 3392297, 3419008, 5021668, 6784594, 10043336, 13569188, 20086672, 27138376, 40173344, 54276752, 80346688, 108553504, 159437959, 160693376, 217107008, 318875918, 434214016, 637751836, 1275503672, 2551007344, 5102014688, 10204029376, 20408058752]

約数ペア:

[(1, 20408058752), (2, 10204029376), (4, 5102014688), (8, 2551007344), (16, 1275503672), (32, 637751836), (47, 434214016), (64, 318875918), (94, 217107008), (127, 160693376), (128, 159437959), (188, 108553504), (254, 80346688), (376, 54276752), (508, 40173344), (752, 27138376), (1016, 20086672), (1504, 13569188), (2032, 10043336), (3008, 6784594), (4064, 5021668), (5969, 3419008), (6016, 3392297), (8128, 2510834), (11938, 1709504), (16256, 1255417), (23876, 854752), (26711, 764032), (47752, 427376), (53422, 382016), (95504, 213688), (106844, 191008)]