20659963968

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{72169}}^1$

素因数の和:72265

約数の個数: 168

約数和(自身を含む): 68631937920

約数和(自身を除く): 47971973952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 71, 72, 84, 96, 112, 126, 142, 144, 168, 192, 213, 224, 252, 284, 288, 336, 426, 448, 497, 504, 568, 576, 639, 672, 852, 994, 1008, 1136, 1278, 1344, 1491, 1704, 1988, 2016, 2272, 2556, 2982, 3408, 3976, 4032, 4473, 4544, 5112, 5964, 6816, 7952, 8946, 10224, 11928, 13632, 15904, 17892, 20448, 23856, 31808, 35784, 40896, 47712, 71568, 72169, 95424, 143136, 144338, 216507, 286272, 288676, 433014, 505183, 577352, 649521, 866028, 1010366, 1154704, 1299042, 1515549, 1732056, 2020732, 2309408, 2598084, 3031098, 3464112, 4041464, 4546647, 4618816, 5123999, 5196168, 6062196, 6928224, 8082928, 9093294, 10247998, 10392336, 12124392, 13856448, 15371997, 16165856, 18186588, 20495996, 20784672, 24248784, 30743994, 32331712, 35867993, 36373176, 40991992, 41569344, 46115991, 48497568, 61487988, 71735986, 72746352, 81983984, 92231982, 96995136, 107603979, 122975976, 143471972, 145492704, 163967968, 184463964, 215207958, 245951952, 286943944, 290985408, 322811937, 327935936, 368927928, 430415916, 491903904, 573887888, 645623874, 737855856, 860831832, 983807808, 1147775776, 1291247748, 1475711712, 1721663664, 2295551552, 2582495496, 2951423424, 3443327328, 5164990992, 6886654656, 10329981984, 20659963968]

約数ペア:

[(1, 20659963968), (2, 10329981984), (3, 6886654656), (4, 5164990992), (6, 3443327328), (7, 2951423424), (8, 2582495496), (9, 2295551552), (12, 1721663664), (14, 1475711712), (16, 1291247748), (18, 1147775776), (21, 983807808), (24, 860831832), (28, 737855856), (32, 645623874), (36, 573887888), (42, 491903904), (48, 430415916), (56, 368927928), (63, 327935936), (64, 322811937), (71, 290985408), (72, 286943944), (84, 245951952), (96, 215207958), (112, 184463964), (126, 163967968), (142, 145492704), (144, 143471972), (168, 122975976), (192, 107603979), (213, 96995136), (224, 92231982), (252, 81983984), (284, 72746352), (288, 71735986), (336, 61487988), (426, 48497568), (448, 46115991), (497, 41569344), (504, 40991992), (568, 36373176), (576, 35867993), (639, 32331712), (672, 30743994), (852, 24248784), (994, 20784672), (1008, 20495996), (1136, 18186588), (1278, 16165856), (1344, 15371997), (1491, 13856448), (1704, 12124392), (1988, 10392336), (2016, 10247998), (2272, 9093294), (2556, 8082928), (2982, 6928224), (3408, 6062196), (3976, 5196168), (4032, 5123999), (4473, 4618816), (4544, 4546647), (5112, 4041464), (5964, 3464112), (6816, 3031098), (7952, 2598084), (8946, 2309408), (10224, 2020732), (11928, 1732056), (13632, 1515549), (15904, 1299042), (17892, 1154704), (20448, 1010366), (23856, 866028), (31808, 649521), (35784, 577352), (40896, 505183), (47712, 433014), (71568, 288676), (72169, 286272), (95424, 216507), (143136, 144338)]