18392521

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1217}}^1$

素因数の和:1368

約数の個数: 16

約数和(自身を含む): 22450176

約数和(自身を除く): 4057655

約数列:

[1, 7, 17, 119, 127, 889, 1217, 2159, 8519, 15113, 20689, 144823, 154559, 1081913, 2627503, 18392521]

約数ペア:

[(1, 18392521), (7, 2627503), (17, 1081913), (119, 154559), (127, 144823), (889, 20689), (1217, 15113), (2159, 8519)]