About the Number
20155827861
2進数表記:10010110001011000011000011010010101
漢数字表記:二百一億五千五百八十二万七千八百六十一
素因数分解:
素因数の和:785
約数の個数: 120
約数和(自身を含む): 34823083680
約数和(自身を除く): 14667255819
約数列:
[1, 3, 9, 13, 17, 27, 39, 51, 81, 107, 117, 153, 221, 289, 321, 351, 459, 619, 663, 867, 963, 1053, 1377, 1391, 1819, 1857, 1989, 2601, 2889, 3757, 4173, 5457, 5571, 5967, 7803, 8047, 8667, 10523, 11271, 12519, 16371, 16713, 17901, 23409, 23647, 24141, 30923, 31569, 33813, 37557, 49113, 50139, 66233, 70941, 72423, 92769, 94707, 101439, 112671, 136799, 147339, 178891, 198699, 212823, 217269, 278307, 284121, 304317, 401999, 410397, 536673, 596097, 638469, 651807, 834921, 852363, 861029, 1125961, 1205997, 1231191, 1610019, 1788291, 1915407, 2325583, 2504763, 2583087, 3377883, 3617991, 3693573, 4830057, 5364873, 6976749, 7749261, 10133649, 10853973, 11080719, 14490171, 14637493, 19141337, 20930247, 23247783, 30400947, 32561919, 43912479, 57424011, 62790741, 69743349, 91202841, 131737437, 172272033, 188372223, 248837381, 395212311, 516816099, 746512143, 1185636933, 1550448297, 2239536429, 6718609287, 20155827861]
約数ペア:
[(1, 20155827861), (3, 6718609287), (9, 2239536429), (13, 1550448297), (17, 1185636933), (27, 746512143), (39, 516816099), (51, 395212311), (81, 248837381), (107, 188372223), (117, 172272033), (153, 131737437), (221, 91202841), (289, 69743349), (321, 62790741), (351, 57424011), (459, 43912479), (619, 32561919), (663, 30400947), (867, 23247783), (963, 20930247), (1053, 19141337), (1377, 14637493), (1391, 14490171), (1819, 11080719), (1857, 10853973), (1989, 10133649), (2601, 7749261), (2889, 6976749), (3757, 5364873), (4173, 4830057), (5457, 3693573), (5571, 3617991), (5967, 3377883), (7803, 2583087), (8047, 2504763), (8667, 2325583), (10523, 1915407), (11271, 1788291), (12519, 1610019), (16371, 1231191), (16713, 1205997), (17901, 1125961), (23409, 861029), (23647, 852363), (24141, 834921), (30923, 651807), (31569, 638469), (33813, 596097), (37557, 536673), (49113, 410397), (50139, 401999), (66233, 304317), (70941, 284121), (72423, 278307), (92769, 217269), (94707, 212823), (101439, 198699), (112671, 178891), (136799, 147339)]このpageの処理時間: 0.6668634414672852 seconds