18244681

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{379}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 23535680

約数和(自身を除く): 5290999

約数列:

[1, 7, 13, 23, 91, 161, 299, 379, 529, 2093, 2653, 3703, 4927, 6877, 8717, 34489, 48139, 61019, 113321, 200491, 793247, 1403437, 2606383, 18244681]

約数ペア:

[(1, 18244681), (7, 2606383), (13, 1403437), (23, 793247), (91, 200491), (161, 113321), (299, 61019), (379, 48139), (529, 34489), (2093, 8717), (2653, 6877), (3703, 4927)]