20654896

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{4799}}^1$

素因数の和:5076

約数の個数: 20

約数和(自身を含む): 40176000

約数和(自身を除く): 19521104

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 4799, 9598, 19196, 38392, 76784, 1290931, 2581862, 5163724, 10327448, 20654896]

約数ペア:

[(1, 20654896), (2, 10327448), (4, 5163724), (8, 2581862), (16, 1290931), (269, 76784), (538, 38392), (1076, 19196), (2152, 9598), (4304, 4799)]