18835131

素因数分解:

$3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2081}}^1$

素因数の和:2522

約数の個数: 16

約数和(自身を含む): 28781568

約数和(自身を除く): 9946437

約数列:

[1, 3, 7, 21, 431, 1293, 2081, 3017, 6243, 9051, 14567, 43701, 896911, 2690733, 6278377, 18835131]

約数ペア:

[(1, 18835131), (3, 6278377), (7, 2690733), (21, 896911), (431, 43701), (1293, 14567), (2081, 9051), (3017, 6243)]