About the Number

2018012808

2018012807 ← → 2018012809

2進数表記:1111000010010000110111010001000

漢数字表記:二十億千八百一万二千八百八

素因数分解:

2 3 × 3 1 × 7 1 × 787 1 × 15263 1

素因数の和:16066
約数の個数: 64
約数和(自身を含む): 5773455360
約数和(自身を除く): 3755442552

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 787, 1574, 2361, 3148, 4722, 5509, 6296, 9444, 11018, 15263, 16527, 18888, 22036, 30526, 33054, 44072, 45789, 61052, 66108, 91578, 106841, 122104, 132216, 183156, 213682, 320523, 366312, 427364, 641046, 854728, 1282092, 2564184, 12011981, 24023962, 36035943, 48047924, 72071886, 84083867, 96095848, 144143772, 168167734, 252251601, 288287544, 336335468, 504503202, 672670936, 1009006404, 2018012808]

約数ペア:
[(1, 2018012808), (2, 1009006404), (3, 672670936), (4, 504503202), (6, 336335468), (7, 288287544), (8, 252251601), (12, 168167734), (14, 144143772), (21, 96095848), (24, 84083867), (28, 72071886), (42, 48047924), (56, 36035943), (84, 24023962), (168, 12011981), (787, 2564184), (1574, 1282092), (2361, 854728), (3148, 641046), (4722, 427364), (5509, 366312), (6296, 320523), (9444, 213682), (11018, 183156), (15263, 132216), (16527, 122104), (18888, 106841), (22036, 91578), (30526, 66108), (33054, 61052), (44072, 45789)]

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