18616697

素因数分解:

${\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:301

約数の個数: 16

約数和(自身を含む): 20870784

約数和(自身を除く): 2254087

約数列:

[1, 11, 71, 121, 197, 781, 1331, 2167, 8591, 13987, 23837, 94501, 153857, 262207, 1692427, 18616697]

約数ペア:

[(1, 18616697), (11, 1692427), (71, 262207), (121, 153857), (197, 94501), (781, 23837), (1331, 13987), (2167, 8591)]