20658889713

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89432423}}^1$

素因数の和:89432444

約数の個数: 16

約数和(自身を含む): 34342050816

約数和(自身を除く): 13683161103

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 89432423, 268297269, 626026961, 983756653, 1878080883, 2951269959, 6886296571, 20658889713]

約数ペア:

[(1, 20658889713), (3, 6886296571), (7, 2951269959), (11, 1878080883), (21, 983756653), (33, 626026961), (77, 268297269), (231, 89432423)]