18347787

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2617}}^1$

素因数の和:2683

約数の個数: 24

約数和(自身を含む): 28588560

約数和(自身を除く): 10240773

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 2617, 7011, 7851, 23553, 49723, 107297, 149169, 321891, 447507, 965673, 2038643, 6115929, 18347787]

約数ペア:

[(1, 18347787), (3, 6115929), (9, 2038643), (19, 965673), (41, 447507), (57, 321891), (123, 149169), (171, 107297), (369, 49723), (779, 23553), (2337, 7851), (2617, 7011)]