20594565

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26921}}^1$

素因数の和:26949

約数の個数: 24

約数和(自身を含む): 37798488

約数和(自身を除く): 17203923

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26921, 80763, 134605, 242289, 403815, 457657, 1211445, 1372971, 2288285, 4118913, 6864855, 20594565]

約数ペア:

[(1, 20594565), (3, 6864855), (5, 4118913), (9, 2288285), (15, 1372971), (17, 1211445), (45, 457657), (51, 403815), (85, 242289), (153, 134605), (255, 80763), (765, 26921)]