19948143

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{6197}}^1$

素因数の和:6266

約数の個数: 16

約数和(自身を含む): 28262880

約数和(自身を除く): 8314737

約数列:

[1, 3, 29, 37, 87, 111, 1073, 3219, 6197, 18591, 179713, 229289, 539139, 687867, 6649381, 19948143]

約数ペア:

[(1, 19948143), (3, 6649381), (29, 687867), (37, 539139), (87, 229289), (111, 179713), (1073, 18591), (3219, 6197)]