20295

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:63

約数の個数: 24

約数和(自身を含む): 39312

約数和(自身を除く): 19017

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 99, 123, 165, 205, 369, 451, 495, 615, 1353, 1845, 2255, 4059, 6765, 20295]

約数ペア:

[(1, 20295), (3, 6765), (5, 4059), (9, 2255), (11, 1845), (15, 1353), (33, 615), (41, 495), (45, 451), (55, 369), (99, 205), (123, 165)]