19227051

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13963}}^1$

素因数の和:13992

約数の個数: 20

約数和(自身を含む): 30413592

約数和(自身を除く): 11186541

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13963, 41889, 125667, 237371, 377001, 712113, 1131003, 2136339, 6409017, 19227051]

約数ペア:

[(1, 19227051), (3, 6409017), (9, 2136339), (17, 1131003), (27, 712113), (51, 377001), (81, 237371), (153, 125667), (459, 41889), (1377, 13963)]