19038261

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 28153440

約数和(自身を除く): 9115179

約数列:

[1, 3, 11, 33, 121, 179, 293, 363, 537, 879, 1969, 3223, 5907, 9669, 21659, 35453, 52447, 64977, 106359, 157341, 576917, 1730751, 6346087, 19038261]

約数ペア:

[(1, 19038261), (3, 6346087), (11, 1730751), (33, 576917), (121, 157341), (179, 106359), (293, 64977), (363, 52447), (537, 35453), (879, 21659), (1969, 9669), (3223, 5907)]