20348699735

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{326441}}^1$

素因数の和:326603

約数の個数: 32

約数和(自身を含む): 30272925312

約数和(自身を除く): 9924225577

約数列:

[1, 5, 7, 13, 35, 65, 91, 137, 455, 685, 959, 1781, 4795, 8905, 12467, 62335, 326441, 1632205, 2285087, 4243733, 11425435, 21218665, 29706131, 44722417, 148530655, 223612085, 313056919, 581391421, 1565284595, 2906957105, 4069739947, 20348699735]

約数ペア:

[(1, 20348699735), (5, 4069739947), (7, 2906957105), (13, 1565284595), (35, 581391421), (65, 313056919), (91, 223612085), (137, 148530655), (455, 44722417), (685, 29706131), (959, 21218665), (1781, 11425435), (4795, 4243733), (8905, 2285087), (12467, 1632205), (62335, 326441)]