20781324146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{20849}}^1\times {\mathrm{45307}}^1$

素因数の和:66169

約数の個数: 16

約数和(自身を含む): 34008184800

約数和(自身を除く): 13226860654

約数列:

[1, 2, 11, 22, 20849, 41698, 45307, 90614, 229339, 458678, 498377, 996754, 944605643, 1889211286, 10390662073, 20781324146]

約数ペア:

[(1, 20781324146), (2, 10390662073), (11, 1889211286), (22, 944605643), (20849, 996754), (41698, 498377), (45307, 458678), (90614, 229339)]