20282445

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26513}}^1$

素因数の和:26541

約数の個数: 24

約数和(自身を含む): 37225656

約数和(自身を除く): 16943211

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26513, 79539, 132565, 238617, 397695, 450721, 1193085, 1352163, 2253605, 4056489, 6760815, 20282445]

約数ペア:

[(1, 20282445), (3, 6760815), (5, 4056489), (9, 2253605), (15, 1352163), (17, 1193085), (45, 450721), (51, 397695), (85, 238617), (153, 132565), (255, 79539), (765, 26513)]