19768671

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3313}}^1$

素因数の和:3352

約数の個数: 32

約数和(自身を含む): 33405120

約数和(自身を除く): 13636449

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 3313, 5967, 9939, 29817, 43069, 56321, 89451, 129207, 168963, 387621, 506889, 732173, 1162863, 1520667, 2196519, 6589557, 19768671]

約数ペア:

[(1, 19768671), (3, 6589557), (9, 2196519), (13, 1520667), (17, 1162863), (27, 732173), (39, 506889), (51, 387621), (117, 168963), (153, 129207), (221, 89451), (351, 56321), (459, 43069), (663, 29817), (1989, 9939), (3313, 5967)]