18686373

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2531}}^1$

素因数の和:2664

約数の個数: 16

約数和(自身を含む): 26251776

約数和(自身を除く): 7565403

約数列:

[1, 3, 23, 69, 107, 321, 2461, 2531, 7383, 7593, 58213, 174639, 270817, 812451, 6228791, 18686373]

約数ペア:

[(1, 18686373), (3, 6228791), (23, 812451), (69, 270817), (107, 174639), (321, 58213), (2461, 7593), (2531, 7383)]