19166884

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{199}}^2$

素因数の和:424

約数の個数: 27

約数和(自身を含む): 37054731

約数和(自身を除く): 17887847

約数列:

[1, 2, 4, 11, 22, 44, 121, 199, 242, 398, 484, 796, 2189, 4378, 8756, 24079, 39601, 48158, 79202, 96316, 158404, 435611, 871222, 1742444, 4791721, 9583442, 19166884]

約数ペア:

[(1, 19166884), (2, 9583442), (4, 4791721), (11, 1742444), (22, 871222), (44, 435611), (121, 158404), (199, 96316), (242, 79202), (398, 48158), (484, 39601), (796, 24079), (2189, 8756)]