1189904518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{132241}}^1$

素因数の和:132663

約数の個数: 16

約数和(自身を含む): 1951891920

約数和(自身を除く): 761987402

約数列:

[1, 2, 11, 22, 409, 818, 4499, 8998, 132241, 264482, 1454651, 2909302, 54086569, 108173138, 594952259, 1189904518]

約数ペア:

[(1, 1189904518), (2, 594952259), (11, 108173138), (22, 54086569), (409, 2909302), (818, 1454651), (4499, 264482), (8998, 132241)]