20118946

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{3361}}^1$

素因数の和:3477

約数の個数: 16

約数和(自身を含む): 31347288

約数和(自身を除く): 11228342

約数列:

[1, 2, 41, 73, 82, 146, 2993, 3361, 5986, 6722, 137801, 245353, 275602, 490706, 10059473, 20118946]

約数ペア:

[(1, 20118946), (2, 10059473), (41, 490706), (73, 275602), (82, 245353), (146, 137801), (2993, 6722), (3361, 5986)]