18130161

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{45439}}^1$

素因数の和:45468

約数の個数: 16

約数和(自身を含む): 29081600

約数和(自身を除く): 10951439

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 45439, 136317, 318073, 863341, 954219, 2590023, 6043387, 18130161]

約数ペア:

[(1, 18130161), (3, 6043387), (7, 2590023), (19, 954219), (21, 863341), (57, 318073), (133, 136317), (399, 45439)]