19836513

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{373}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 30338880

約数和(自身を除く): 10502367

約数列:

[1, 3, 9, 19, 57, 171, 311, 373, 933, 1119, 2799, 3357, 5909, 7087, 17727, 21261, 53181, 63783, 116003, 348009, 1044027, 2204057, 6612171, 19836513]

約数ペア:

[(1, 19836513), (3, 6612171), (9, 2204057), (19, 1044027), (57, 348009), (171, 116003), (311, 63783), (373, 53181), (933, 21261), (1119, 17727), (2799, 7087), (3357, 5909)]