About the Number

2001808128

2001808127 ← → 2001808129

2進数表記:1110111010100010010101100000000

漢数字表記:二十億百八十万八千百二十八

素因数分解:

2 8 × 3 1 × 23 1 × 113327 1

素因数の和:113369
約数の個数: 72
約数和(自身を含む): 5559418368
約数和(自身を除く): 3557610240

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 552, 736, 768, 1104, 1472, 2208, 2944, 4416, 5888, 8832, 17664, 113327, 226654, 339981, 453308, 679962, 906616, 1359924, 1813232, 2606521, 2719848, 3626464, 5213042, 5439696, 7252928, 7819563, 10426084, 10879392, 14505856, 15639126, 20852168, 21758784, 29011712, 31278252, 41704336, 43517568, 62556504, 83408672, 87035136, 125113008, 166817344, 250226016, 333634688, 500452032, 667269376, 1000904064, 2001808128]

約数ペア:
[(1, 2001808128), (2, 1000904064), (3, 667269376), (4, 500452032), (6, 333634688), (8, 250226016), (12, 166817344), (16, 125113008), (23, 87035136), (24, 83408672), (32, 62556504), (46, 43517568), (48, 41704336), (64, 31278252), (69, 29011712), (92, 21758784), (96, 20852168), (128, 15639126), (138, 14505856), (184, 10879392), (192, 10426084), (256, 7819563), (276, 7252928), (368, 5439696), (384, 5213042), (552, 3626464), (736, 2719848), (768, 2606521), (1104, 1813232), (1472, 1359924), (2208, 906616), (2944, 679962), (4416, 453308), (5888, 339981), (8832, 226654), (17664, 113327)]

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