20793760384

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{1933}}^1\times {\mathrm{2711}}^1$

素因数の和:4689

約数の個数: 64

約数和(自身を含む): 42799265280

約数和(自身を除く): 22005504896

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1933, 1984, 2711, 3866, 3968, 5422, 7732, 10844, 15464, 21688, 30928, 43376, 59923, 61856, 84041, 86752, 119846, 123712, 168082, 173504, 239692, 247424, 336164, 347008, 479384, 672328, 958768, 1344656, 1917536, 2689312, 3835072, 5240363, 5378624, 7670144, 10480726, 10757248, 20961452, 41922904, 83845808, 162451253, 167691616, 324902506, 335383232, 649805012, 670766464, 1299610024, 2599220048, 5198440096, 10396880192, 20793760384]

約数ペア:

[(1, 20793760384), (2, 10396880192), (4, 5198440096), (8, 2599220048), (16, 1299610024), (31, 670766464), (32, 649805012), (62, 335383232), (64, 324902506), (124, 167691616), (128, 162451253), (248, 83845808), (496, 41922904), (992, 20961452), (1933, 10757248), (1984, 10480726), (2711, 7670144), (3866, 5378624), (3968, 5240363), (5422, 3835072), (7732, 2689312), (10844, 1917536), (15464, 1344656), (21688, 958768), (30928, 672328), (43376, 479384), (59923, 347008), (61856, 336164), (84041, 247424), (86752, 239692), (119846, 173504), (123712, 168082)]