20394682

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18919}}^1$

素因数の和:18946

約数の個数: 24

約数和(自身を含む): 38823840

約数和(自身を除く): 18429158

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 18919, 37838, 132433, 208109, 264866, 416218, 927031, 1456763, 1854062, 2913526, 10197341, 20394682]

約数ペア:

[(1, 20394682), (2, 10197341), (7, 2913526), (11, 1854062), (14, 1456763), (22, 927031), (49, 416218), (77, 264866), (98, 208109), (154, 132433), (539, 37838), (1078, 18919)]