About the Number

201989208

201989207 ← → 201989209

2進数表記:1100000010100001110001011000

漢数字表記:二億百九十八万九千二百八

素因数分解:

2 3 × 3 1 × 109 1 × 77213 1

素因数の和:77331
約数の個数: 32
約数和(自身を含む): 509612400
約数和(自身を除く): 307623192

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 2616, 77213, 154426, 231639, 308852, 463278, 617704, 926556, 1853112, 8416217, 16832434, 25248651, 33664868, 50497302, 67329736, 100994604, 201989208]

約数ペア:
[(1, 201989208), (2, 100994604), (3, 67329736), (4, 50497302), (6, 33664868), (8, 25248651), (12, 16832434), (24, 8416217), (109, 1853112), (218, 926556), (327, 617704), (436, 463278), (654, 308852), (872, 231639), (1308, 154426), (2616, 77213)]

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