19124559

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{5407}}^1$

素因数の和:5547

約数の個数: 16

約数和(自身を含む): 28554240

約数和(自身を除く): 9429681

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 5407, 16221, 48663, 145989, 708317, 2124951, 6374853, 19124559]

約数ペア:

[(1, 19124559), (3, 6374853), (9, 2124951), (27, 708317), (131, 145989), (393, 48663), (1179, 16221), (3537, 5407)]