19391364

素因数分解:

$2^2\times 3^2\times {\mathrm{538649}}^1$

素因数の和:538659

約数の個数: 18

約数和(自身を含む): 49017150

約数和(自身を除く): 29625786

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 538649, 1077298, 1615947, 2154596, 3231894, 4847841, 6463788, 9695682, 19391364]

約数ペア:

[(1, 19391364), (2, 9695682), (3, 6463788), (4, 4847841), (6, 3231894), (9, 2154596), (12, 1615947), (18, 1077298), (36, 538649)]