18326529

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{12049}}^1$

素因数の和:12081

約数の個数: 18

約数和(自身を含む): 28666950

約数和(自身を除く): 10340421

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 12049, 36147, 108441, 156637, 469911, 1409733, 2036281, 6108843, 18326529]

約数ペア:

[(1, 18326529), (3, 6108843), (9, 2036281), (13, 1409733), (39, 469911), (117, 156637), (169, 108441), (507, 36147), (1521, 12049)]