20935755

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27367}}^1$

素因数の和:27395

約数の個数: 24

約数和(自身を含む): 38424672

約数和(自身を除く): 17488917

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 27367, 82101, 136835, 246303, 410505, 465239, 1231515, 1395717, 2326195, 4187151, 6978585, 20935755]

約数ペア:

[(1, 20935755), (3, 6978585), (5, 4187151), (9, 2326195), (15, 1395717), (17, 1231515), (45, 465239), (51, 410505), (85, 246303), (153, 136835), (255, 82101), (765, 27367)]