About the Number

2021889168

2021889167 ← → 2021889169

2進数表記:1111000100000111001010010010000

漢数字表記:二十億二千百八十八万九千百六十八

素因数分解:

2 4 × 3 3 × 13 1 × 360023 1

素因数の和:360053
約数の個数: 80
約数和(自身を含む): 6250016640
約数和(自身を除く): 4228127472

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 360023, 720046, 1080069, 1440092, 2160138, 2880184, 3240207, 4320276, 4680299, 5760368, 6480414, 8640552, 9360598, 9720621, 12960828, 14040897, 17281104, 18721196, 19441242, 25921656, 28081794, 37442392, 38882484, 42122691, 51843312, 56163588, 74884784, 77764968, 84245382, 112327176, 126368073, 155529936, 168490764, 224654352, 252736146, 336981528, 505472292, 673963056, 1010944584, 2021889168]

約数ペア:
[(1, 2021889168), (2, 1010944584), (3, 673963056), (4, 505472292), (6, 336981528), (8, 252736146), (9, 224654352), (12, 168490764), (13, 155529936), (16, 126368073), (18, 112327176), (24, 84245382), (26, 77764968), (27, 74884784), (36, 56163588), (39, 51843312), (48, 42122691), (52, 38882484), (54, 37442392), (72, 28081794), (78, 25921656), (104, 19441242), (108, 18721196), (117, 17281104), (144, 14040897), (156, 12960828), (208, 9720621), (216, 9360598), (234, 8640552), (312, 6480414), (351, 5760368), (432, 4680299), (468, 4320276), (624, 3240207), (702, 2880184), (936, 2160138), (1404, 1440092), (1872, 1080069), (2808, 720046), (5616, 360023)]

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