20545305

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3037}}^1$

素因数の和:3097

約数の個数: 32

約数和(自身を含む): 36747648

約数和(自身を除く): 16202343

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 165, 205, 451, 615, 1353, 2255, 3037, 6765, 9111, 15185, 33407, 45555, 100221, 124517, 167035, 373551, 501105, 622585, 1369687, 1867755, 4109061, 6848435, 20545305]

約数ペア:

[(1, 20545305), (3, 6848435), (5, 4109061), (11, 1867755), (15, 1369687), (33, 622585), (41, 501105), (55, 373551), (123, 167035), (165, 124517), (205, 100221), (451, 45555), (615, 33407), (1353, 15185), (2255, 9111), (3037, 6765)]