About the Number

2009169904

2009169903 ← → 2009169905

2進数表記:1110111110000010111111111110000

漢数字表記:二十億九百十六万九千九百四

素因数分解:

2 4 × 7 1 × 41 1 × 197 1 × 2221 1

素因数の和:2474
約数の個数: 80
約数和(自身を含む): 4582581696
約数和(自身を除く): 2573411792

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 197, 287, 328, 394, 574, 656, 788, 1148, 1379, 1576, 2221, 2296, 2758, 3152, 4442, 4592, 5516, 8077, 8884, 11032, 15547, 16154, 17768, 22064, 31094, 32308, 35536, 56539, 62188, 64616, 91061, 113078, 124376, 129232, 182122, 226156, 248752, 364244, 437537, 452312, 637427, 728488, 875074, 904624, 1274854, 1456976, 1750148, 2549708, 3062759, 3500296, 5099416, 6125518, 7000592, 10198832, 12251036, 17939017, 24502072, 35878034, 49004144, 71756068, 125573119, 143512136, 251146238, 287024272, 502292476, 1004584952, 2009169904]

約数ペア:
[(1, 2009169904), (2, 1004584952), (4, 502292476), (7, 287024272), (8, 251146238), (14, 143512136), (16, 125573119), (28, 71756068), (41, 49004144), (56, 35878034), (82, 24502072), (112, 17939017), (164, 12251036), (197, 10198832), (287, 7000592), (328, 6125518), (394, 5099416), (574, 3500296), (656, 3062759), (788, 2549708), (1148, 1750148), (1379, 1456976), (1576, 1274854), (2221, 904624), (2296, 875074), (2758, 728488), (3152, 637427), (4442, 452312), (4592, 437537), (5516, 364244), (8077, 248752), (8884, 226156), (11032, 182122), (15547, 129232), (16154, 124376), (17768, 113078), (22064, 91061), (31094, 64616), (32308, 62188), (35536, 56539)]

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