19384888

素因数分解:

$2^3\times {\mathrm{1091}}^1\times {\mathrm{2221}}^1$

素因数の和:3318

約数の個数: 16

約数和(自身を含む): 36396360

約数和(自身を除く): 17011472

約数列:

[1, 2, 4, 8, 1091, 2182, 2221, 4364, 4442, 8728, 8884, 17768, 2423111, 4846222, 9692444, 19384888]

約数ペア:

[(1, 19384888), (2, 9692444), (4, 4846222), (8, 2423111), (1091, 17768), (2182, 8884), (2221, 8728), (4364, 4442)]