18876949

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{733}}^1$

素因数の和:1036

約数の個数: 16

約数和(自身を含む): 23347072

約数和(自身を除く): 4470123

約数列:

[1, 7, 13, 91, 283, 733, 1981, 3679, 5131, 9529, 25753, 66703, 207439, 1452073, 2696707, 18876949]

約数ペア:

[(1, 18876949), (7, 2696707), (13, 1452073), (91, 207439), (283, 66703), (733, 25753), (1981, 9529), (3679, 5131)]