199257410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1811431}}^1$

素因数の和:1811449

約数の個数: 16

約数和(自身を含む): 391269312

約数和(自身を除く): 192011902

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1811431, 3622862, 9057155, 18114310, 19925741, 39851482, 99628705, 199257410]

約数ペア:

[(1, 199257410), (2, 99628705), (5, 39851482), (10, 19925741), (11, 18114310), (22, 9057155), (55, 3622862), (110, 1811431)]