About the Number

2012117886

2012117885 ← → 2012117887

2進数表記:1110111111011100111101101111110

漢数字表記:二十億千二百十一万七千八百八十六

素因数分解:

2 1 × 3 2 × 41 1 × 331 1 × 8237 1

素因数の和:8617
約数の個数: 48
約数和(自身を含む): 4479956208
約数和(自身を除く): 2467838322

約数列:
[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 331, 369, 662, 738, 993, 1986, 2979, 5958, 8237, 13571, 16474, 24711, 27142, 40713, 49422, 74133, 81426, 122139, 148266, 244278, 337717, 675434, 1013151, 2026302, 2726447, 3039453, 5452894, 6078906, 8179341, 16358682, 24538023, 49076046, 111784327, 223568654, 335352981, 670705962, 1006058943, 2012117886]

約数ペア:
[(1, 2012117886), (2, 1006058943), (3, 670705962), (6, 335352981), (9, 223568654), (18, 111784327), (41, 49076046), (82, 24538023), (123, 16358682), (246, 8179341), (331, 6078906), (369, 5452894), (662, 3039453), (738, 2726447), (993, 2026302), (1986, 1013151), (2979, 675434), (5958, 337717), (8237, 244278), (13571, 148266), (16474, 122139), (24711, 81426), (27142, 74133), (40713, 49422)]

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