19102577

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 22465080

約数和(自身を除く): 3362503

約数列:

[1, 13, 17, 61, 109, 169, 221, 793, 1037, 1417, 1853, 2873, 6649, 10309, 13481, 18421, 24089, 86437, 113033, 175253, 313157, 1123681, 1469429, 19102577]

約数ペア:

[(1, 19102577), (13, 1469429), (17, 1123681), (61, 313157), (109, 175253), (169, 113033), (221, 86437), (793, 24089), (1037, 18421), (1417, 13481), (1853, 10309), (2873, 6649)]