20147046976

素因数分解:

$2^6\times 7^2\times {\mathrm{139}}^1\times {\mathrm{46219}}^1$

素因数の和:46384

約数の個数: 84

約数和(自身を含む): 46842121200

約数和(自身を除く): 26695074224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 139, 196, 224, 278, 392, 448, 556, 784, 973, 1112, 1568, 1946, 2224, 3136, 3892, 4448, 6811, 7784, 8896, 13622, 15568, 27244, 31136, 46219, 54488, 62272, 92438, 108976, 184876, 217952, 323533, 369752, 435904, 647066, 739504, 1294132, 1479008, 2264731, 2588264, 2958016, 4529462, 5176528, 6424441, 9058924, 10353056, 12848882, 18117848, 20706112, 25697764, 36235696, 44971087, 51395528, 72471392, 89942174, 102791056, 144942784, 179884348, 205582112, 314797609, 359768696, 411164224, 629595218, 719537392, 1259190436, 1439074784, 2518380872, 2878149568, 5036761744, 10073523488, 20147046976]

約数ペア:

[(1, 20147046976), (2, 10073523488), (4, 5036761744), (7, 2878149568), (8, 2518380872), (14, 1439074784), (16, 1259190436), (28, 719537392), (32, 629595218), (49, 411164224), (56, 359768696), (64, 314797609), (98, 205582112), (112, 179884348), (139, 144942784), (196, 102791056), (224, 89942174), (278, 72471392), (392, 51395528), (448, 44971087), (556, 36235696), (784, 25697764), (973, 20706112), (1112, 18117848), (1568, 12848882), (1946, 10353056), (2224, 9058924), (3136, 6424441), (3892, 5176528), (4448, 4529462), (6811, 2958016), (7784, 2588264), (8896, 2264731), (13622, 1479008), (15568, 1294132), (27244, 739504), (31136, 647066), (46219, 435904), (54488, 369752), (62272, 323533), (92438, 217952), (108976, 184876)]