20317803

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{19861}}^1$

素因数の和:19906

約数の個数: 16

約数和(自身を含む): 30508032

約数和(自身を除く): 10190229

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 19861, 59583, 218471, 615691, 655413, 1847073, 6772601, 20317803]

約数ペア:

[(1, 20317803), (3, 6772601), (11, 1847073), (31, 655413), (33, 615691), (93, 218471), (341, 59583), (1023, 19861)]