18221786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{853}}^1\times {\mathrm{971}}^1$

素因数の和:1837

約数の個数: 16

約数和(自身を含む): 29883168

約数和(自身を除く): 11661382

約数列:

[1, 2, 11, 22, 853, 971, 1706, 1942, 9383, 10681, 18766, 21362, 828263, 1656526, 9110893, 18221786]

約数ペア:

[(1, 18221786), (2, 9110893), (11, 1656526), (22, 828263), (853, 21362), (971, 18766), (1706, 10681), (1942, 9383)]