19243133

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1777}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 25539192

約数和(自身を除く): 6296059

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 1777, 10829, 12439, 23101, 30209, 87073, 161707, 211463, 392717, 1131949, 1480241, 2749019, 19243133]

約数ペア:

[(1, 19243133), (7, 2749019), (13, 1480241), (17, 1131949), (49, 392717), (91, 211463), (119, 161707), (221, 87073), (637, 30209), (833, 23101), (1547, 12439), (1777, 10829)]