4293328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{20641}}^1$

素因数の和:20662

約数の個数: 20

約数和(自身を含む): 8958628

約数和(自身を除く): 4665300

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 20641, 41282, 82564, 165128, 268333, 330256, 536666, 1073332, 2146664, 4293328]

約数ペア:

[(1, 4293328), (2, 2146664), (4, 1073332), (8, 536666), (13, 330256), (16, 268333), (26, 165128), (52, 82564), (104, 41282), (208, 20641)]