19669689

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{56039}}^1$

素因数の和:56061

約数の個数: 16

約数和(自身を含む): 31382400

約数和(自身を除く): 11712711

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 56039, 168117, 504351, 728507, 1513053, 2185521, 6556563, 19669689]

約数ペア:

[(1, 19669689), (3, 6556563), (9, 2185521), (13, 1513053), (27, 728507), (39, 504351), (117, 168117), (351, 56039)]