20302335

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26539}}^1$

素因数の和:26567

約数の個数: 24

約数和(自身を含む): 37262160

約数和(自身を除く): 16959825

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26539, 79617, 132695, 238851, 398085, 451163, 1194255, 1353489, 2255815, 4060467, 6767445, 20302335]

約数ペア:

[(1, 20302335), (3, 6767445), (5, 4060467), (9, 2255815), (15, 1353489), (17, 1194255), (45, 451163), (51, 398085), (85, 238851), (153, 132695), (255, 79617), (765, 26539)]