20948584

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{443}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 41238720

約数和(自身を除く): 20290136

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 257, 443, 514, 886, 1028, 1772, 2056, 3544, 5911, 10189, 11822, 20378, 23644, 40756, 47288, 81512, 113851, 227702, 455404, 910808, 2618573, 5237146, 10474292, 20948584]

約数ペア:

[(1, 20948584), (2, 10474292), (4, 5237146), (8, 2618573), (23, 910808), (46, 455404), (92, 227702), (184, 113851), (257, 81512), (443, 47288), (514, 40756), (886, 23644), (1028, 20378), (1772, 11822), (2056, 10189), (3544, 5911)]