1990403728

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{1162619}}^1$

素因数の和:1162734

約数の個数: 20

約数和(自身を含む): 3892451760

約数和(自身を除く): 1902048032

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 1162619, 2325238, 4650476, 9300952, 18601904, 124400233, 248800466, 497600932, 995201864, 1990403728]

約数ペア:

[(1, 1990403728), (2, 995201864), (4, 497600932), (8, 248800466), (16, 124400233), (107, 18601904), (214, 9300952), (428, 4650476), (856, 2325238), (1712, 1162619)]