16821974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{8863}}^1$

素因数の和:8951

約数の個数: 16

約数和(自身を含む): 27549312

約数和(自身を除く): 10727338

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 8863, 17726, 115219, 230438, 646999, 1293998, 8410987, 16821974]

約数ペア:

[(1, 16821974), (2, 8410987), (13, 1293998), (26, 646999), (73, 230438), (146, 115219), (949, 17726), (1898, 8863)]