19395668

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 34836480

約数和(自身を除く): 15440812

約数列:

[1, 2, 4, 53, 106, 191, 212, 382, 479, 764, 958, 1916, 10123, 20246, 25387, 40492, 50774, 91489, 101548, 182978, 365956, 4848917, 9697834, 19395668]

約数ペア:

[(1, 19395668), (2, 9697834), (4, 4848917), (53, 365956), (106, 182978), (191, 101548), (212, 91489), (382, 50774), (479, 40492), (764, 25387), (958, 20246), (1916, 10123)]