About the Number

2013121115

2013121114 ← → 2013121116

2進数表記:1110111111111011100101001011011

漢数字表記:二十億千三百十二万千百十五

素因数分解:

5 1 × 23 1 × 41 1 × 419 1 × 1019 1

素因数の和:1507
約数の個数: 32
約数和(自身を含む): 2590963200
約数和(自身を除く): 577842085

約数列:
[1, 5, 23, 41, 115, 205, 419, 943, 1019, 2095, 4715, 5095, 9637, 17179, 23437, 41779, 48185, 85895, 117185, 208895, 395117, 426961, 960917, 1975585, 2134805, 4804585, 9820103, 17505401, 49100515, 87527005, 402624223, 2013121115]

約数ペア:
[(1, 2013121115), (5, 402624223), (23, 87527005), (41, 49100515), (115, 17505401), (205, 9820103), (419, 4804585), (943, 2134805), (1019, 1975585), (2095, 960917), (4715, 426961), (5095, 395117), (9637, 208895), (17179, 117185), (23437, 85895), (41779, 48185)]

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