19690323

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2053}}^1$

素因数の和:2218

約数の個数: 16

約数和(自身を含む): 27605760

約数和(自身を除く): 7915437

約数列:

[1, 3, 23, 69, 139, 417, 2053, 3197, 6159, 9591, 47219, 141657, 285367, 856101, 6563441, 19690323]

約数ペア:

[(1, 19690323), (3, 6563441), (23, 856101), (69, 285367), (139, 141657), (417, 47219), (2053, 9591), (3197, 6159)]