About the Number

919916988

919916987 ← → 919916989

2進数表記:110110110101001101000110111100

漢数字表記:九億千九百九十一万六千九百八十八

素因数分解:

2 2 × 3 1 × 17 1 × 337 1 × 13381 1

素因数の和:13742
約数の個数: 48
約数和(自身を含む): 2279650464
約数和(自身を除く): 1359733476

約数列:
[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 337, 674, 1011, 1348, 2022, 4044, 5729, 11458, 13381, 17187, 22916, 26762, 34374, 40143, 53524, 68748, 80286, 160572, 227477, 454954, 682431, 909908, 1364862, 2729724, 4509397, 9018794, 13528191, 18037588, 27056382, 54112764, 76659749, 153319498, 229979247, 306638996, 459958494, 919916988]

約数ペア:
[(1, 919916988), (2, 459958494), (3, 306638996), (4, 229979247), (6, 153319498), (12, 76659749), (17, 54112764), (34, 27056382), (51, 18037588), (68, 13528191), (102, 9018794), (204, 4509397), (337, 2729724), (674, 1364862), (1011, 909908), (1348, 682431), (2022, 454954), (4044, 227477), (5729, 160572), (11458, 80286), (13381, 68748), (17187, 53524), (22916, 40143), (26762, 34374)]

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