19163493

素因数分解:

$3^3\times {\mathrm{647}}^1\times {\mathrm{1097}}^1$

素因数の和:1753

約数の個数: 16

約数和(自身を含む): 28460160

約数和(自身を除く): 9296667

約数列:

[1, 3, 9, 27, 647, 1097, 1941, 3291, 5823, 9873, 17469, 29619, 709759, 2129277, 6387831, 19163493]

約数ペア:

[(1, 19163493), (3, 6387831), (9, 2129277), (27, 709759), (647, 29619), (1097, 17469), (1941, 9873), (3291, 5823)]