18916541151

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{1153}}^1\times {\mathrm{15149}}^1$

素因数の和:16343

約数の個数: 24

約数和(自身を含む): 26644244400

約数和(自身を除く): 7727703249

約数列:

[1, 3, 19, 57, 361, 1083, 1153, 3459, 15149, 21907, 45447, 65721, 287831, 416233, 863493, 1248699, 5468789, 16406367, 17466797, 52400391, 331869143, 995607429, 6305513717, 18916541151]

約数ペア:

[(1, 18916541151), (3, 6305513717), (19, 995607429), (57, 331869143), (361, 52400391), (1083, 17466797), (1153, 16406367), (3459, 5468789), (15149, 1248699), (21907, 863493), (45447, 416233), (65721, 287831)]