About the Number

1880231388

1880231387 ← → 1880231389

2進数表記:1110000000100100000110111011100

漢数字表記:十八億八千二十三万千三百八十八

素因数分解:

2 2 × 3 1 × 7 1 × 22383707 1

素因数の和:22383721
約数の個数: 24
約数和(自身を含む): 5013950592
約数和(自身を除く): 3133719204

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 22383707, 44767414, 67151121, 89534828, 134302242, 156685949, 268604484, 313371898, 470057847, 626743796, 940115694, 1880231388]

約数ペア:
[(1, 1880231388), (2, 940115694), (3, 626743796), (4, 470057847), (6, 313371898), (7, 268604484), (12, 156685949), (14, 134302242), (21, 89534828), (28, 67151121), (42, 44767414), (84, 22383707)]

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