20716096

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 56

約数和(自身を含む): 43013376

約数和(自身を除く): 22297280

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 71, 94, 97, 142, 188, 194, 284, 376, 388, 568, 752, 776, 1136, 1504, 1552, 2272, 3008, 3104, 3337, 4544, 4559, 6208, 6674, 6887, 9118, 13348, 13774, 18236, 26696, 27548, 36472, 53392, 55096, 72944, 106784, 110192, 145888, 213568, 220384, 291776, 323689, 440768, 647378, 1294756, 2589512, 5179024, 10358048, 20716096]

約数ペア:

[(1, 20716096), (2, 10358048), (4, 5179024), (8, 2589512), (16, 1294756), (32, 647378), (47, 440768), (64, 323689), (71, 291776), (94, 220384), (97, 213568), (142, 145888), (188, 110192), (194, 106784), (284, 72944), (376, 55096), (388, 53392), (568, 36472), (752, 27548), (776, 26696), (1136, 18236), (1504, 13774), (1552, 13348), (2272, 9118), (3008, 6887), (3104, 6674), (3337, 6208), (4544, 4559)]