22031290

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{11071}}^1$

素因数の和:11277

約数の個数: 16

約数和(自身を含む): 39859200

約数和(自身を除く): 17827910

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 11071, 22142, 55355, 110710, 2203129, 4406258, 11015645, 22031290]

約数ペア:

[(1, 22031290), (2, 11015645), (5, 4406258), (10, 2203129), (199, 110710), (398, 55355), (995, 22142), (1990, 11071)]