20562435

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26879}}^1$

素因数の和:26907

約数の個数: 24

約数和(自身を含む): 37739520

約数和(自身を除く): 17177085

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26879, 80637, 134395, 241911, 403185, 456943, 1209555, 1370829, 2284715, 4112487, 6854145, 20562435]

約数ペア:

[(1, 20562435), (3, 6854145), (5, 4112487), (9, 2284715), (15, 1370829), (17, 1209555), (45, 456943), (51, 403185), (85, 241911), (153, 134395), (255, 80637), (765, 26879)]