19554059

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{631}}^1$

素因数の和:890

約数の個数: 16

約数和(自身を含む): 23662080

約数和(自身を除く): 4108021

約数列:

[1, 7, 19, 133, 233, 631, 1631, 4417, 4427, 11989, 30989, 83923, 147023, 1029161, 2793437, 19554059]

約数ペア:

[(1, 19554059), (7, 2793437), (19, 1029161), (133, 147023), (233, 83923), (631, 30989), (1631, 11989), (4417, 4427)]