20928836

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{10613}}^1$

素因数の和:10663

約数の個数: 24

約数和(自身を含む): 40120920

約数和(自身を除く): 19192084

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 986, 1972, 10613, 21226, 42452, 180421, 307777, 360842, 615554, 721684, 1231108, 5232209, 10464418, 20928836]

約数ペア:

[(1, 20928836), (2, 10464418), (4, 5232209), (17, 1231108), (29, 721684), (34, 615554), (58, 360842), (68, 307777), (116, 180421), (493, 42452), (986, 21226), (1972, 10613)]