About the Number

2009731612

2009731611 ← → 2009731613

2進数表記:1110111110010100001001000011100

漢数字表記:二十億九百七十三万千六百十二

素因数分解:

2 2 × 7 1 × 19 1 × 31 2 × 3931 1

素因数の和:4023
約数の個数: 72
約数和(自身を含む): 4373013120
約数和(自身を除く): 2363281508

約数列:
[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 961, 1178, 1922, 2356, 3844, 3931, 4123, 6727, 7862, 8246, 13454, 15724, 16492, 18259, 26908, 27517, 36518, 55034, 73036, 74689, 110068, 121861, 127813, 149378, 243722, 255626, 298756, 487444, 511252, 522823, 853027, 1045646, 1706054, 2091292, 2315359, 3412108, 3777691, 4630718, 7555382, 9261436, 15110764, 16207513, 26443837, 32415026, 52887674, 64830052, 71776129, 105775348, 143552258, 287104516, 502432903, 1004865806, 2009731612]

約数ペア:
[(1, 2009731612), (2, 1004865806), (4, 502432903), (7, 287104516), (14, 143552258), (19, 105775348), (28, 71776129), (31, 64830052), (38, 52887674), (62, 32415026), (76, 26443837), (124, 16207513), (133, 15110764), (217, 9261436), (266, 7555382), (434, 4630718), (532, 3777691), (589, 3412108), (868, 2315359), (961, 2091292), (1178, 1706054), (1922, 1045646), (2356, 853027), (3844, 522823), (3931, 511252), (4123, 487444), (6727, 298756), (7862, 255626), (8246, 243722), (13454, 149378), (15724, 127813), (16492, 121861), (18259, 110068), (26908, 74689), (27517, 73036), (36518, 55034)]

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