18899330

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{82171}}^1$

素因数の和:82201

約数の個数: 16

約数和(自身を含む): 35498304

約数和(自身を除く): 16598974

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 82171, 164342, 410855, 821710, 1889933, 3779866, 9449665, 18899330]

約数ペア:

[(1, 18899330), (2, 9449665), (5, 3779866), (10, 1889933), (23, 821710), (46, 410855), (115, 164342), (230, 82171)]