19037511

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{2423}}^1$

素因数の和:2532

約数の個数: 20

約数和(自身を含む): 28743792

約数和(自身を除く): 9706281

約数列:

[1, 3, 9, 27, 81, 97, 291, 873, 2423, 2619, 7269, 7857, 21807, 65421, 196263, 235031, 705093, 2115279, 6345837, 19037511]

約数ペア:

[(1, 19037511), (3, 6345837), (9, 2115279), (27, 705093), (81, 235031), (97, 196263), (291, 65421), (873, 21807), (2423, 7857), (2619, 7269)]