20425104

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{881}}^1$

素因数の和:925

約数の個数: 120

約数和(自身を含む): 68245632

約数和(自身を除く): 47820528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 112, 126, 138, 144, 161, 168, 184, 207, 252, 276, 322, 336, 368, 414, 483, 504, 552, 644, 828, 881, 966, 1008, 1104, 1288, 1449, 1656, 1762, 1932, 2576, 2643, 2898, 3312, 3524, 3864, 5286, 5796, 6167, 7048, 7728, 7929, 10572, 11592, 12334, 14096, 15858, 18501, 20263, 21144, 23184, 24668, 31716, 37002, 40526, 42288, 49336, 55503, 60789, 63432, 74004, 81052, 98672, 111006, 121578, 126864, 141841, 148008, 162104, 182367, 222012, 243156, 283682, 296016, 324208, 364734, 425523, 444024, 486312, 567364, 729468, 851046, 888048, 972624, 1134728, 1276569, 1458936, 1702092, 2269456, 2553138, 2917872, 3404184, 5106276, 6808368, 10212552, 20425104]

約数ペア:

[(1, 20425104), (2, 10212552), (3, 6808368), (4, 5106276), (6, 3404184), (7, 2917872), (8, 2553138), (9, 2269456), (12, 1702092), (14, 1458936), (16, 1276569), (18, 1134728), (21, 972624), (23, 888048), (24, 851046), (28, 729468), (36, 567364), (42, 486312), (46, 444024), (48, 425523), (56, 364734), (63, 324208), (69, 296016), (72, 283682), (84, 243156), (92, 222012), (112, 182367), (126, 162104), (138, 148008), (144, 141841), (161, 126864), (168, 121578), (184, 111006), (207, 98672), (252, 81052), (276, 74004), (322, 63432), (336, 60789), (368, 55503), (414, 49336), (483, 42288), (504, 40526), (552, 37002), (644, 31716), (828, 24668), (881, 23184), (966, 21144), (1008, 20263), (1104, 18501), (1288, 15858), (1449, 14096), (1656, 12334), (1762, 11592), (1932, 10572), (2576, 7929), (2643, 7728), (2898, 7048), (3312, 6167), (3524, 5796), (3864, 5286)]