About the Number

12131808

12131807 ← → 12131809

2進数表記:101110010001110111100000

漢数字表記:千二百十三万千八百八

素因数分解:

2 5 × 3 1 × 13 1 × 9721 1

素因数の和:9747
約数の個数: 48
約数和(自身を含む): 34299216
約数和(自身を除く): 22167408

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 9721, 19442, 29163, 38884, 58326, 77768, 116652, 126373, 155536, 233304, 252746, 311072, 379119, 466608, 505492, 758238, 933216, 1010984, 1516476, 2021968, 3032952, 4043936, 6065904, 12131808]

約数ペア:
[(1, 12131808), (2, 6065904), (3, 4043936), (4, 3032952), (6, 2021968), (8, 1516476), (12, 1010984), (13, 933216), (16, 758238), (24, 505492), (26, 466608), (32, 379119), (39, 311072), (48, 252746), (52, 233304), (78, 155536), (96, 126373), (104, 116652), (156, 77768), (208, 58326), (312, 38884), (416, 29163), (624, 19442), (1248, 9721)]

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