About the Number

207742912

207742911 ← → 207742913

2進数表記:1100011000011110011111000000

漢数字表記:二億七百七十四万二千九百十二

素因数分解:

2 6 × 13 2 × 19207 1

素因数の和:19245
約数の個数: 42
約数和(自身を含む): 446413128
約数和(自身を除く): 238670216

約数列:
[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2704, 5408, 10816, 19207, 38414, 76828, 153656, 249691, 307312, 499382, 614624, 998764, 1229248, 1997528, 3245983, 3995056, 6491966, 7990112, 12983932, 15980224, 25967864, 51935728, 103871456, 207742912]

約数ペア:
[(1, 207742912), (2, 103871456), (4, 51935728), (8, 25967864), (13, 15980224), (16, 12983932), (26, 7990112), (32, 6491966), (52, 3995056), (64, 3245983), (104, 1997528), (169, 1229248), (208, 998764), (338, 614624), (416, 499382), (676, 307312), (832, 249691), (1352, 153656), (2704, 76828), (5408, 38414), (10816, 19207)]

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