20453906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8689}}^1$

素因数の和:8809

約数の個数: 16

約数和(自身を含む): 33786720

約数和(自身を除く): 13332814

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 8689, 17378, 95579, 191158, 929723, 1859446, 10226953, 20453906]

約数ペア:

[(1, 20453906), (2, 10226953), (11, 1859446), (22, 929723), (107, 191158), (214, 95579), (1177, 17378), (2354, 8689)]