19373121

素因数分解:

$3^3\times {\mathrm{647}}^1\times {\mathrm{1109}}^1$

素因数の和:1765

約数の個数: 16

約数和(自身を含む): 28771200

約数和(自身を除く): 9398079

約数列:

[1, 3, 9, 27, 647, 1109, 1941, 3327, 5823, 9981, 17469, 29943, 717523, 2152569, 6457707, 19373121]

約数ペア:

[(1, 19373121), (3, 6457707), (9, 2152569), (27, 717523), (647, 29943), (1109, 17469), (1941, 9981), (3327, 5823)]