About the Number

1997380224

1997380223 ← → 1997380225

2進数表記:1110111000011011001101010000000

漢数字表記:十九億九千七百三十八万二百二十四

素因数分解:

2 7 × 3 2 × 7 1 × 247691 1

素因数の和:247718
約数の個数: 96
約数和(自身を含む): 6568791840
約数和(自身を除く): 4571411616

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 288, 336, 384, 448, 504, 576, 672, 896, 1008, 1152, 1344, 2016, 2688, 4032, 8064, 247691, 495382, 743073, 990764, 1486146, 1733837, 1981528, 2229219, 2972292, 3467674, 3963056, 4458438, 5201511, 5944584, 6935348, 7926112, 8916876, 10403022, 11889168, 13870696, 15604533, 15852224, 17833752, 20806044, 23778336, 27741392, 31209066, 31704448, 35667504, 41612088, 47556672, 55482784, 62418132, 71335008, 83224176, 95113344, 110965568, 124836264, 142670016, 166448352, 221931136, 249672528, 285340032, 332896704, 499345056, 665793408, 998690112, 1997380224]

約数ペア:
[(1, 1997380224), (2, 998690112), (3, 665793408), (4, 499345056), (6, 332896704), (7, 285340032), (8, 249672528), (9, 221931136), (12, 166448352), (14, 142670016), (16, 124836264), (18, 110965568), (21, 95113344), (24, 83224176), (28, 71335008), (32, 62418132), (36, 55482784), (42, 47556672), (48, 41612088), (56, 35667504), (63, 31704448), (64, 31209066), (72, 27741392), (84, 23778336), (96, 20806044), (112, 17833752), (126, 15852224), (128, 15604533), (144, 13870696), (168, 11889168), (192, 10403022), (224, 8916876), (252, 7926112), (288, 6935348), (336, 5944584), (384, 5201511), (448, 4458438), (504, 3963056), (576, 3467674), (672, 2972292), (896, 2229219), (1008, 1981528), (1152, 1733837), (1344, 1486146), (2016, 990764), (2688, 743073), (4032, 495382), (8064, 247691)]

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