About the Number

2130486748

2130486747 ← → 2130486749

2進数表記:1111110111111001010010111011100

漢数字表記:二十一億三千四十八万六千七百四十八

素因数分解:

2 2 × 13 1 × 739 1 × 55441 1

素因数の和:56197
約数の個数: 24
約数和(自身を含む): 4020653840
約数和(自身を除く): 1890167092

約数列:
[1, 2, 4, 13, 26, 52, 739, 1478, 2956, 9607, 19214, 38428, 55441, 110882, 221764, 720733, 1441466, 2882932, 40970899, 81941798, 163883596, 532621687, 1065243374, 2130486748]

約数ペア:
[(1, 2130486748), (2, 1065243374), (4, 532621687), (13, 163883596), (26, 81941798), (52, 40970899), (739, 2882932), (1478, 1441466), (2956, 720733), (9607, 221764), (19214, 110882), (38428, 55441)]

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