18259719

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2801}}^1$

素因数の和:2898

約数の個数: 16

約数和(自身を含む): 25419744

約数和(自身を除く): 7160025

約数列:

[1, 3, 41, 53, 123, 159, 2173, 2801, 6519, 8403, 114841, 148453, 344523, 445359, 6086573, 18259719]

約数ペア:

[(1, 18259719), (3, 6086573), (41, 445359), (53, 344523), (123, 148453), (159, 114841), (2173, 8403), (2801, 6519)]