20167707

素因数分解:

$3^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{1321}}^1$

素因数の和:2058

約数の個数: 16

約数和(自身を含む): 30797312

約数和(自身を除く): 10629605

約数列:

[1, 3, 7, 21, 727, 1321, 2181, 3963, 5089, 9247, 15267, 27741, 960367, 2881101, 6722569, 20167707]

約数ペア:

[(1, 20167707), (3, 6722569), (7, 2881101), (21, 960367), (727, 27741), (1321, 15267), (2181, 9247), (3963, 5089)]