19164369

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1189

約数の個数: 32

約数和(自身を含む): 31482880

約数和(自身を除く): 12318511

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 1117, 2451, 3351, 5719, 7819, 17157, 21223, 23457, 48031, 63669, 144093, 148561, 336217, 445683, 912589, 1008651, 2737767, 6388123, 19164369]

約数ペア:

[(1, 19164369), (3, 6388123), (7, 2737767), (19, 1008651), (21, 912589), (43, 445683), (57, 336217), (129, 148561), (133, 144093), (301, 63669), (399, 48031), (817, 23457), (903, 21223), (1117, 17157), (2451, 7819), (3351, 5719)]