20697277377

素因数分解:

$3^1\times 7^1\times {\mathrm{5351}}^1\times {\mathrm{184187}}^1$

素因数の和:189548

約数の個数: 16

約数和(自身を含む): 31544773632

約数和(自身を除く): 10847496255

約数列:

[1, 3, 7, 21, 5351, 16053, 37457, 112371, 184187, 552561, 1289309, 3867927, 985584637, 2956753911, 6899092459, 20697277377]

約数ペア:

[(1, 20697277377), (3, 6899092459), (7, 2956753911), (21, 985584637), (5351, 3867927), (16053, 1289309), (37457, 552561), (112371, 184187)]