20588445

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8971}}^1$

素因数の和:9002

約数の個数: 32

約数和(自身を含む): 38759040

約数和(自身を除く): 18170595

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 8971, 26913, 44855, 80739, 134565, 152507, 242217, 403695, 457521, 762535, 1211085, 1372563, 2287605, 4117689, 6862815, 20588445]

約数ペア:

[(1, 20588445), (3, 6862815), (5, 4117689), (9, 2287605), (15, 1372563), (17, 1211085), (27, 762535), (45, 457521), (51, 403695), (85, 242217), (135, 152507), (153, 134565), (255, 80739), (459, 44855), (765, 26913), (2295, 8971)]