20885414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{6287}}^1$

素因数の和:6451

約数の個数: 16

約数和(自身を含む): 34407936

約数和(自身を除く): 13522522

約数列:

[1, 2, 11, 22, 151, 302, 1661, 3322, 6287, 12574, 69157, 138314, 949337, 1898674, 10442707, 20885414]

約数ペア:

[(1, 20885414), (2, 10442707), (11, 1898674), (22, 949337), (151, 138314), (302, 69157), (1661, 12574), (3322, 6287)]