19512969

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{179}}^2$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 30932160

約数和(自身を除く): 11419191

約数列:

[1, 3, 7, 21, 29, 87, 179, 203, 537, 609, 1253, 3759, 5191, 15573, 32041, 36337, 96123, 109011, 224287, 672861, 929189, 2787567, 6504323, 19512969]

約数ペア:

[(1, 19512969), (3, 6504323), (7, 2787567), (21, 929189), (29, 672861), (87, 224287), (179, 109011), (203, 96123), (537, 36337), (609, 32041), (1253, 15573), (3759, 5191)]