About the Number

2116720784

2116720783 ← → 2116720785

2進数表記:1111110001010101001100010010000

漢数字表記:二十一億千六百七十二万七百八十四

素因数分解:

2 4 × 53 1 × 263 1 × 9491 1

素因数の和:9815
約数の個数: 40
約数和(自身を含む): 4194856512
約数和(自身を除く): 2078135728

約数列:
[1, 2, 4, 8, 16, 53, 106, 212, 263, 424, 526, 848, 1052, 2104, 4208, 9491, 13939, 18982, 27878, 37964, 55756, 75928, 111512, 151856, 223024, 503023, 1006046, 2012092, 2496133, 4024184, 4992266, 8048368, 9984532, 19969064, 39938128, 132295049, 264590098, 529180196, 1058360392, 2116720784]

約数ペア:
[(1, 2116720784), (2, 1058360392), (4, 529180196), (8, 264590098), (16, 132295049), (53, 39938128), (106, 19969064), (212, 9984532), (263, 8048368), (424, 4992266), (526, 4024184), (848, 2496133), (1052, 2012092), (2104, 1006046), (4208, 503023), (9491, 223024), (13939, 151856), (18982, 111512), (27878, 75928), (37964, 55756)]

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