18944001

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{123817}}^1$

素因数の和:123840

約数の個数: 12

約数和(自身を含む): 28973412

約数和(自身を除く): 10029411

約数列:

[1, 3, 9, 17, 51, 153, 123817, 371451, 1114353, 2104889, 6314667, 18944001]

約数ペア:

[(1, 18944001), (3, 6314667), (9, 2104889), (17, 1114353), (51, 371451), (153, 123817)]