19103788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{853}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 36585360

約数和(自身を除く): 17481572

約数列:

[1, 2, 4, 11, 22, 44, 509, 853, 1018, 1706, 2036, 3412, 5599, 9383, 11198, 18766, 22396, 37532, 434177, 868354, 1736708, 4775947, 9551894, 19103788]

約数ペア:

[(1, 19103788), (2, 9551894), (4, 4775947), (11, 1736708), (22, 868354), (44, 434177), (509, 37532), (853, 22396), (1018, 18766), (1706, 11198), (2036, 9383), (3412, 5599)]