20306756

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 36220800

約数和(自身を除く): 15914044

約数列:

[1, 2, 4, 97, 194, 199, 263, 388, 398, 526, 796, 1052, 19303, 25511, 38606, 51022, 52337, 77212, 102044, 104674, 209348, 5076689, 10153378, 20306756]

約数ペア:

[(1, 20306756), (2, 10153378), (4, 5076689), (97, 209348), (194, 104674), (199, 102044), (263, 77212), (388, 52337), (398, 51022), (526, 38606), (796, 25511), (1052, 19303)]