18286431

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{2447}}^1$

素因数の和:2550

約数の個数: 16

約数和(自身を含む): 25380864

約数和(自身を除く): 7094433

約数列:

[1, 3, 47, 53, 141, 159, 2447, 2491, 7341, 7473, 115009, 129691, 345027, 389073, 6095477, 18286431]

約数ペア:

[(1, 18286431), (3, 6095477), (47, 389073), (53, 345027), (141, 129691), (159, 115009), (2447, 7473), (2491, 7341)]