19381173

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^2$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 31405248

約数和(自身を除く): 12024075

約数列:

[1, 3, 7, 17, 21, 51, 119, 233, 357, 699, 1631, 3961, 4893, 11883, 27727, 54289, 83181, 162867, 380023, 922913, 1140069, 2768739, 6460391, 19381173]

約数ペア:

[(1, 19381173), (3, 6460391), (7, 2768739), (17, 1140069), (21, 922913), (51, 380023), (119, 162867), (233, 83181), (357, 54289), (699, 27727), (1631, 11883), (3961, 4893)]