20075657

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2311}}^1$

素因数の和:2408

約数の個数: 16

約数和(自身を含む): 24636672

約数和(自身を除く): 4561015

約数列:

[1, 7, 17, 73, 119, 511, 1241, 2311, 8687, 16177, 39287, 168703, 275009, 1180921, 2867951, 20075657]

約数ペア:

[(1, 20075657), (7, 2867951), (17, 1180921), (73, 275009), (119, 168703), (511, 39287), (1241, 16177), (2311, 8687)]