18183193

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:468

約数の個数: 16

約数和(自身を含む): 21288960

約数和(自身を除く): 3105767

約数列:

[1, 7, 79, 131, 251, 553, 917, 1757, 10349, 19829, 32881, 72443, 138803, 230167, 2597599, 18183193]

約数ペア:

[(1, 18183193), (7, 2597599), (79, 230167), (131, 138803), (251, 72443), (553, 32881), (917, 19829), (1757, 10349)]