19338724

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{16729}}^1$

素因数の和:16767

約数の個数: 18

約数和(自身を含む): 35952770

約数和(自身を除く): 16614046

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 16729, 33458, 66916, 284393, 568786, 1137572, 4834681, 9669362, 19338724]

約数ペア:

[(1, 19338724), (2, 9669362), (4, 4834681), (17, 1137572), (34, 568786), (68, 284393), (289, 66916), (578, 33458), (1156, 16729)]