20004105

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2957}}^1$

素因数の和:3017

約数の個数: 32

約数和(自身を含む): 35779968

約数和(自身を除く): 15775863

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 165, 205, 451, 615, 1353, 2255, 2957, 6765, 8871, 14785, 32527, 44355, 97581, 121237, 162635, 363711, 487905, 606185, 1333607, 1818555, 4000821, 6668035, 20004105]

約数ペア:

[(1, 20004105), (3, 6668035), (5, 4000821), (11, 1818555), (15, 1333607), (33, 606185), (41, 487905), (55, 363711), (123, 162635), (165, 121237), (205, 97581), (451, 44355), (615, 32527), (1353, 14785), (2255, 8871), (2957, 6765)]