19942173

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1889}}^1$

素因数の和:1938

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 12717027

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 207, 391, 459, 621, 1173, 1889, 3519, 5667, 10557, 17001, 32113, 43447, 51003, 96339, 130341, 289017, 391023, 738599, 867051, 1173069, 2215797, 6647391, 19942173]

約数ペア:

[(1, 19942173), (3, 6647391), (9, 2215797), (17, 1173069), (23, 867051), (27, 738599), (51, 391023), (69, 289017), (153, 130341), (207, 96339), (391, 51003), (459, 43447), (621, 32113), (1173, 17001), (1889, 10557), (3519, 5667)]