18773521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:360

約数の個数: 16

約数和(自身を含む): 20772864

約数和(自身を除く): 1999343

約数列:

[1, 13, 83, 127, 137, 1079, 1651, 1781, 10541, 11371, 17399, 137033, 147823, 226187, 1444117, 18773521]

約数ペア:

[(1, 18773521), (13, 1444117), (83, 226187), (127, 147823), (137, 137033), (1079, 17399), (1651, 11371), (1781, 10541)]