19504551

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2473}}^1$

素因数の和:2726

約数の個数: 16

約数和(自身を含む): 28500480

約数和(自身を除く): 8995929

約数列:

[1, 3, 11, 33, 239, 717, 2473, 2629, 7419, 7887, 27203, 81609, 591047, 1773141, 6501517, 19504551]

約数ペア:

[(1, 19504551), (3, 6501517), (11, 1773141), (33, 591047), (239, 81609), (717, 27203), (2473, 7887), (2629, 7419)]