About the Number

20138510020

20138510019 ← → 20138510021

2進数表記:10010110000010110010100011011000100

漢数字表記:二百一億三千八百五十一万二十

素因数分解:

2 2 × 5 1 × 19 1 × 29 1 × 331 1 × 5521 1

素因数の和:5909
約数の個数: 96
約数和(自身を含む): 46199260800
約数和(自身を除く): 26060750780

約数列:
[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 331, 380, 551, 580, 662, 1102, 1324, 1655, 2204, 2755, 3310, 5510, 5521, 6289, 6620, 9599, 11020, 11042, 12578, 19198, 22084, 25156, 27605, 31445, 38396, 47995, 55210, 62890, 95990, 104899, 110420, 125780, 160109, 182381, 191980, 209798, 320218, 364762, 419596, 524495, 640436, 729524, 800545, 911905, 1048990, 1601090, 1823810, 1827451, 2097980, 3042071, 3202180, 3647620, 3654902, 6084142, 7309804, 9137255, 12168284, 15210355, 18274510, 30420710, 34721569, 36549020, 52996079, 60841420, 69443138, 105992158, 138886276, 173607845, 211984316, 264980395, 347215690, 529960790, 694431380, 1006925501, 1059921580, 2013851002, 4027702004, 5034627505, 10069255010, 20138510020]

約数ペア:
[(1, 20138510020), (2, 10069255010), (4, 5034627505), (5, 4027702004), (10, 2013851002), (19, 1059921580), (20, 1006925501), (29, 694431380), (38, 529960790), (58, 347215690), (76, 264980395), (95, 211984316), (116, 173607845), (145, 138886276), (190, 105992158), (290, 69443138), (331, 60841420), (380, 52996079), (551, 36549020), (580, 34721569), (662, 30420710), (1102, 18274510), (1324, 15210355), (1655, 12168284), (2204, 9137255), (2755, 7309804), (3310, 6084142), (5510, 3654902), (5521, 3647620), (6289, 3202180), (6620, 3042071), (9599, 2097980), (11020, 1827451), (11042, 1823810), (12578, 1601090), (19198, 1048990), (22084, 911905), (25156, 800545), (27605, 729524), (31445, 640436), (38396, 524495), (47995, 419596), (55210, 364762), (62890, 320218), (95990, 209798), (104899, 191980), (110420, 182381), (125780, 160109)]

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