19019718

素因数分解:

$2^1\times 3^3\times {\mathrm{352217}}^1$

素因数の和:352228

約数の個数: 16

約数和(自身を含む): 42266160

約数和(自身を除く): 23246442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 352217, 704434, 1056651, 2113302, 3169953, 6339906, 9509859, 19019718]

約数ペア:

[(1, 19019718), (2, 9509859), (3, 6339906), (6, 3169953), (9, 2113302), (18, 1056651), (27, 704434), (54, 352217)]