20199803769

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{42347597}}^1$

素因数の和:42347656

約数の個数: 12

約数和(自身を含む): 29728013796

約数和(自身を除く): 9528210027

約数列:

[1, 3, 9, 53, 159, 477, 42347597, 127042791, 381128373, 2244422641, 6733267923, 20199803769]

約数ペア:

[(1, 20199803769), (3, 6733267923), (9, 2244422641), (53, 381128373), (159, 127042791), (477, 42347597)]