20182222

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{2153}}^1$

素因数の和:2307

約数の個数: 16

約数和(自身を含む): 31276080

約数和(自身を除く): 11093858

約数列:

[1, 2, 43, 86, 109, 218, 2153, 4306, 4687, 9374, 92579, 185158, 234677, 469354, 10091111, 20182222]

約数ペア:

[(1, 20182222), (2, 10091111), (43, 469354), (86, 234677), (109, 185158), (218, 92579), (2153, 9374), (4306, 4687)]