About the Number

20122031215

20122031214 ← → 20122031216

2進数表記:10010101111010111011101010001101111

漢数字表記:二百一億二千二百三万千二百十五

素因数分解:

5 1 × 11 1 × 13 1 × 17 1 × 311 1 × 5323 1

素因数の和:5680
約数の個数: 64
約数和(自身を含む): 30138780672
約数和(自身を除く): 10016749457

約数列:
[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 311, 715, 935, 1105, 1555, 2431, 3421, 4043, 5287, 5323, 12155, 17105, 20215, 26435, 26615, 44473, 58157, 58553, 68731, 69199, 90491, 222365, 290785, 292765, 343655, 345995, 452455, 756041, 761189, 995401, 1176383, 1655453, 3780205, 3805945, 4977005, 5881915, 8277265, 12940213, 18209983, 21520889, 28142701, 64701065, 91049915, 107604445, 140713505, 236729779, 309569711, 365855113, 1183648895, 1547848555, 1829275565, 4024406243, 20122031215]

約数ペア:
[(1, 20122031215), (5, 4024406243), (11, 1829275565), (13, 1547848555), (17, 1183648895), (55, 365855113), (65, 309569711), (85, 236729779), (143, 140713505), (187, 107604445), (221, 91049915), (311, 64701065), (715, 28142701), (935, 21520889), (1105, 18209983), (1555, 12940213), (2431, 8277265), (3421, 5881915), (4043, 4977005), (5287, 3805945), (5323, 3780205), (12155, 1655453), (17105, 1176383), (20215, 995401), (26435, 761189), (26615, 756041), (44473, 452455), (58157, 345995), (58553, 343655), (68731, 292765), (69199, 290785), (90491, 222365)]

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