18179668

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{26893}}^1$

素因数の和:26923

約数の個数: 18

約数和(自身を含む): 34451214

約数和(自身を除く): 16271546

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 26893, 53786, 107572, 349609, 699218, 1398436, 4544917, 9089834, 18179668]

約数ペア:

[(1, 18179668), (2, 9089834), (4, 4544917), (13, 1398436), (26, 699218), (52, 349609), (169, 107572), (338, 53786), (676, 26893)]