13953316

素因数分解:

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

素因数の和:20671

約数の個数: 18

約数和(自身を含む): 26442402

約数和(自身を除く): 12489086

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 20641, 41282, 82564, 268333, 536666, 1073332, 3488329, 6976658, 13953316]

約数ペア:

[(1, 13953316), (2, 6976658), (4, 3488329), (13, 1073332), (26, 536666), (52, 268333), (169, 82564), (338, 41282), (676, 20641)]