20512459872

素因数分解:

$2^5\times 3^3\times {\mathrm{263}}^1\times {\mathrm{90271}}^1$

素因数の和:90553

約数の個数: 96

約数和(自身を含む): 60056156160

約数和(自身を除く): 39543696288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 263, 288, 432, 526, 789, 864, 1052, 1578, 2104, 2367, 3156, 4208, 4734, 6312, 7101, 8416, 9468, 12624, 14202, 18936, 25248, 28404, 37872, 56808, 75744, 90271, 113616, 180542, 227232, 270813, 361084, 541626, 722168, 812439, 1083252, 1444336, 1624878, 2166504, 2437317, 2888672, 3249756, 4333008, 4874634, 6499512, 8666016, 9749268, 12999024, 19498536, 23741273, 25998048, 38997072, 47482546, 71223819, 77994144, 94965092, 142447638, 189930184, 213671457, 284895276, 379860368, 427342914, 569790552, 641014371, 759720736, 854685828, 1139581104, 1282028742, 1709371656, 2279162208, 2564057484, 3418743312, 5128114968, 6837486624, 10256229936, 20512459872]

約数ペア:

[(1, 20512459872), (2, 10256229936), (3, 6837486624), (4, 5128114968), (6, 3418743312), (8, 2564057484), (9, 2279162208), (12, 1709371656), (16, 1282028742), (18, 1139581104), (24, 854685828), (27, 759720736), (32, 641014371), (36, 569790552), (48, 427342914), (54, 379860368), (72, 284895276), (96, 213671457), (108, 189930184), (144, 142447638), (216, 94965092), (263, 77994144), (288, 71223819), (432, 47482546), (526, 38997072), (789, 25998048), (864, 23741273), (1052, 19498536), (1578, 12999024), (2104, 9749268), (2367, 8666016), (3156, 6499512), (4208, 4874634), (4734, 4333008), (6312, 3249756), (7101, 2888672), (8416, 2437317), (9468, 2166504), (12624, 1624878), (14202, 1444336), (18936, 1083252), (25248, 812439), (28404, 722168), (37872, 541626), (56808, 361084), (75744, 270813), (90271, 227232), (113616, 180542)]