About the Number

20091031890

20091031889 ← → 20091031891

2進数表記:10010101101100001001101000101010010

漢数字表記:二百億九千百三万千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 5527 1 × 121169 1

素因数の和:126706
約数の個数: 32
約数和(自身を含む): 48227598720
約数和(自身を除く): 28136566830

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 5527, 11054, 16581, 27635, 33162, 55270, 82905, 121169, 165810, 242338, 363507, 605845, 727014, 1211690, 1817535, 3635070, 669701063, 1339402126, 2009103189, 3348505315, 4018206378, 6697010630, 10045515945, 20091031890]

約数ペア:
[(1, 20091031890), (2, 10045515945), (3, 6697010630), (5, 4018206378), (6, 3348505315), (10, 2009103189), (15, 1339402126), (30, 669701063), (5527, 3635070), (11054, 1817535), (16581, 1211690), (27635, 727014), (33162, 605845), (55270, 363507), (82905, 242338), (121169, 165810)]

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