19154542

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{79151}}^1$

素因数の和:79175

約数の個数: 12

約数和(自身を含む): 31581648

約数和(自身を除く): 12427106

約数列:

[1, 2, 11, 22, 121, 242, 79151, 158302, 870661, 1741322, 9577271, 19154542]

約数ペア:

[(1, 19154542), (2, 9577271), (11, 1741322), (22, 870661), (121, 158302), (242, 79151)]