20804060067

素因数分解:

$3^1\times 7^1\times {\mathrm{19687}}^1\times {\mathrm{50321}}^1$

素因数の和:70018

約数の個数: 16

約数和(自身を含む): 31703665152

約数和(自身を除く): 10899605085

約数列:

[1, 3, 7, 21, 19687, 50321, 59061, 137809, 150963, 352247, 413427, 1056741, 990669527, 2972008581, 6934686689, 20804060067]

約数ペア:

[(1, 20804060067), (3, 6934686689), (7, 2972008581), (21, 990669527), (19687, 1056741), (50321, 413427), (59061, 352247), (137809, 150963)]