19936719

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3533}}^1$

素因数の和:3572

約数の個数: 32

約数和(自身を含む): 33926400

約数和(自身を除く): 13989681

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 3533, 5643, 10599, 31797, 38863, 67127, 95391, 116589, 201381, 349767, 604143, 738397, 1049301, 1812429, 2215191, 6645573, 19936719]

約数ペア:

[(1, 19936719), (3, 6645573), (9, 2215191), (11, 1812429), (19, 1049301), (27, 738397), (33, 604143), (57, 349767), (99, 201381), (171, 116589), (209, 95391), (297, 67127), (513, 38863), (627, 31797), (1881, 10599), (3533, 5643)]