19394767

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:978

約数の個数: 16

約数和(自身を含む): 22980672

約数和(自身を除く): 3585905

約数列:

[1, 7, 53, 61, 371, 427, 857, 3233, 5999, 22631, 45421, 52277, 317947, 365939, 2770681, 19394767]

約数ペア:

[(1, 19394767), (7, 2770681), (53, 365939), (61, 317947), (371, 52277), (427, 45421), (857, 22631), (3233, 5999)]