20386058

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18911}}^1$

素因数の和:18938

約数の個数: 24

約数和(自身を含む): 38807424

約数和(自身を除く): 18421366

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 18911, 37822, 132377, 208021, 264754, 416042, 926639, 1456147, 1853278, 2912294, 10193029, 20386058]

約数ペア:

[(1, 20386058), (2, 10193029), (7, 2912294), (11, 1853278), (14, 1456147), (22, 926639), (49, 416042), (77, 264754), (98, 208021), (154, 132377), (539, 37822), (1078, 18911)]