20122905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{11087}}^1$

素因数の和:11117

約数の個数: 24

約数和(自身を含む): 35392896

約数和(自身を除く): 15269991

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 11087, 33261, 55435, 121957, 166305, 365871, 609785, 1341527, 1829355, 4024581, 6707635, 20122905]

約数ペア:

[(1, 20122905), (3, 6707635), (5, 4024581), (11, 1829355), (15, 1341527), (33, 609785), (55, 365871), (121, 166305), (165, 121957), (363, 55435), (605, 33261), (1815, 11087)]