18089584

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{26293}}^1$

素因数の和:26344

約数の個数: 20

約数和(自身を含む): 35865016

約数和(自身を除く): 17775432

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 26293, 52586, 105172, 210344, 420688, 1130599, 2261198, 4522396, 9044792, 18089584]

約数ペア:

[(1, 18089584), (2, 9044792), (4, 4522396), (8, 2261198), (16, 1130599), (43, 420688), (86, 210344), (172, 105172), (344, 52586), (688, 26293)]