19845783

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43237}}^1$

素因数の和:43263

約数の個数: 16

約数和(自身を含む): 31131360

約数和(自身を除く): 11285577

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 43237, 129711, 389133, 735029, 1167399, 2205087, 6615261, 19845783]

約数ペア:

[(1, 19845783), (3, 6615261), (9, 2205087), (17, 1167399), (27, 735029), (51, 389133), (153, 129711), (459, 43237)]