20274912

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 144

約数和(自身を含む): 67223520

約数和(自身を除く): 46948608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 89, 96, 112, 113, 126, 144, 168, 178, 224, 226, 252, 267, 288, 336, 339, 356, 452, 504, 534, 623, 672, 678, 712, 791, 801, 904, 1008, 1017, 1068, 1246, 1356, 1424, 1582, 1602, 1808, 1869, 2016, 2034, 2136, 2373, 2492, 2712, 2848, 3164, 3204, 3616, 3738, 4068, 4272, 4746, 4984, 5424, 5607, 6328, 6408, 7119, 7476, 8136, 8544, 9492, 9968, 10057, 10848, 11214, 12656, 12816, 14238, 14952, 16272, 18984, 19936, 20114, 22428, 25312, 25632, 28476, 29904, 30171, 32544, 37968, 40228, 44856, 56952, 59808, 60342, 70399, 75936, 80456, 89712, 90513, 113904, 120684, 140798, 160912, 179424, 181026, 211197, 227808, 241368, 281596, 321824, 362052, 422394, 482736, 563192, 633591, 724104, 844788, 965472, 1126384, 1267182, 1448208, 1689576, 2252768, 2534364, 2896416, 3379152, 5068728, 6758304, 10137456, 20274912]

約数ペア:

[(1, 20274912), (2, 10137456), (3, 6758304), (4, 5068728), (6, 3379152), (7, 2896416), (8, 2534364), (9, 2252768), (12, 1689576), (14, 1448208), (16, 1267182), (18, 1126384), (21, 965472), (24, 844788), (28, 724104), (32, 633591), (36, 563192), (42, 482736), (48, 422394), (56, 362052), (63, 321824), (72, 281596), (84, 241368), (89, 227808), (96, 211197), (112, 181026), (113, 179424), (126, 160912), (144, 140798), (168, 120684), (178, 113904), (224, 90513), (226, 89712), (252, 80456), (267, 75936), (288, 70399), (336, 60342), (339, 59808), (356, 56952), (452, 44856), (504, 40228), (534, 37968), (623, 32544), (672, 30171), (678, 29904), (712, 28476), (791, 25632), (801, 25312), (904, 22428), (1008, 20114), (1017, 19936), (1068, 18984), (1246, 16272), (1356, 14952), (1424, 14238), (1582, 12816), (1602, 12656), (1808, 11214), (1869, 10848), (2016, 10057), (2034, 9968), (2136, 9492), (2373, 8544), (2492, 8136), (2712, 7476), (2848, 7119), (3164, 6408), (3204, 6328), (3616, 5607), (3738, 5424), (4068, 4984), (4272, 4746)]