About the Number

199132388

199132387 ← → 199132389

2進数表記:1011110111101000010011100100

漢数字表記:一億九千九百十三万二千三百八十八

素因数分解:

2 2 × 7 1 × 13 1 × 19 1 × 28793 1

素因数の和:28836
約数の個数: 48
約数和(自身を含む): 451489920
約数和(自身を除く): 252357532

約数列:
[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 28793, 57586, 115172, 201551, 374309, 403102, 547067, 748618, 806204, 1094134, 1497236, 2188268, 2620163, 3829469, 5240326, 7111871, 7658938, 10480652, 14223742, 15317876, 28447484, 49783097, 99566194, 199132388]

約数ペア:
[(1, 199132388), (2, 99566194), (4, 49783097), (7, 28447484), (13, 15317876), (14, 14223742), (19, 10480652), (26, 7658938), (28, 7111871), (38, 5240326), (52, 3829469), (76, 2620163), (91, 2188268), (133, 1497236), (182, 1094134), (247, 806204), (266, 748618), (364, 547067), (494, 403102), (532, 374309), (988, 201551), (1729, 115172), (3458, 57586), (6916, 28793)]

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