18243212

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{26987}}^1$

素因数の和:27017

約数の個数: 18

約数和(自身を含む): 34571628

約数和(自身を除く): 16328416

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 26987, 53974, 107948, 350831, 701662, 1403324, 4560803, 9121606, 18243212]

約数ペア:

[(1, 18243212), (2, 9121606), (4, 4560803), (13, 1403324), (26, 701662), (52, 350831), (169, 107948), (338, 53974), (676, 26987)]