19254554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{5059}}^1$

素因数の和:5245

約数の個数: 16

約数和(自身を含む): 31695840

約数和(自身を除く): 12441286

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 5059, 10118, 55649, 111298, 875207, 1750414, 9627277, 19254554]

約数ペア:

[(1, 19254554), (2, 9627277), (11, 1750414), (22, 875207), (173, 111298), (346, 55649), (1903, 10118), (3806, 5059)]