19221885

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5407}}^1$

素因数の和:5497

約数の個数: 24

約数和(自身を含む): 33745920

約数和(自身を除く): 14524035

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 5407, 16221, 27035, 48663, 81105, 243315, 427153, 1281459, 2135765, 3844377, 6407295, 19221885]

約数ペア:

[(1, 19221885), (3, 6407295), (5, 3844377), (9, 2135765), (15, 1281459), (45, 427153), (79, 243315), (237, 81105), (395, 48663), (711, 27035), (1185, 16221), (3555, 5407)]