19485854

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2417}}^1$

素因数の和:2587

約数の個数: 16

約数和(自身を含む): 30466800

約数和(自身を除く): 10980946

約数列:

[1, 2, 29, 58, 139, 278, 2417, 4031, 4834, 8062, 70093, 140186, 335963, 671926, 9742927, 19485854]

約数ペア:

[(1, 19485854), (2, 9742927), (29, 671926), (58, 335963), (139, 140186), (278, 70093), (2417, 8062), (4031, 4834)]