209496242

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{290161}}^1$

素因数の和:290201

約数の個数: 12

約数和(自身を含む): 331655166

約数和(自身を除く): 122158924

約数列:

[1, 2, 19, 38, 361, 722, 290161, 580322, 5513059, 11026118, 104748121, 209496242]

約数ペア:

[(1, 209496242), (2, 104748121), (19, 11026118), (38, 5513059), (361, 580322), (722, 290161)]