28170064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{135433}}^1$

素因数の和:135454

約数の個数: 20

約数和(自身を含む): 58778356

約数和(自身を除く): 30608292

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 135433, 270866, 541732, 1083464, 1760629, 2166928, 3521258, 7042516, 14085032, 28170064]

約数ペア:

[(1, 28170064), (2, 14085032), (4, 7042516), (8, 3521258), (13, 2166928), (16, 1760629), (26, 1083464), (52, 541732), (104, 270866), (208, 135433)]