19389204

素因数分解:

$2^2\times 3^2\times {\mathrm{538589}}^1$

素因数の和:538599

約数の個数: 18

約数和(自身を含む): 49011690

約数和(自身を除く): 29622486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 538589, 1077178, 1615767, 2154356, 3231534, 4847301, 6463068, 9694602, 19389204]

約数ペア:

[(1, 19389204), (2, 9694602), (3, 6463068), (4, 4847301), (6, 3231534), (9, 2154356), (12, 1615767), (18, 1077178), (36, 538589)]