18098811

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2075

約数の個数: 24

約数和(自身を含む): 28051920

約数和(自身を除く): 9953109

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 1997, 3021, 5991, 9063, 17973, 37943, 105841, 113829, 317523, 341487, 952569, 2010979, 6032937, 18098811]

約数ペア:

[(1, 18098811), (3, 6032937), (9, 2010979), (19, 952569), (53, 341487), (57, 317523), (159, 113829), (171, 105841), (477, 37943), (1007, 17973), (1997, 9063), (3021, 5991)]