18249130

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25703}}^1$

素因数の和:25781

約数の個数: 16

約数和(自身を含む): 33312384

約数和(自身を除く): 15063254

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 25703, 51406, 128515, 257030, 1824913, 3649826, 9124565, 18249130]

約数ペア:

[(1, 18249130), (2, 9124565), (5, 3649826), (10, 1824913), (71, 257030), (142, 128515), (355, 51406), (710, 25703)]