19590885

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25609}}^1$

素因数の和:25637

約数の個数: 24

約数和(自身を含む): 35956440

約数和(自身を除く): 16365555

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 25609, 76827, 128045, 230481, 384135, 435353, 1152405, 1306059, 2176765, 3918177, 6530295, 19590885]

約数ペア:

[(1, 19590885), (3, 6530295), (5, 3918177), (9, 2176765), (15, 1306059), (17, 1152405), (45, 435353), (51, 384135), (85, 230481), (153, 128045), (255, 76827), (765, 25609)]