20529693

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{877}}^1$

素因数の和:923

約数の個数: 30

約数和(自身を含む): 32615066

約数和(自身を除く): 12085373

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 289, 459, 867, 877, 1377, 2601, 2631, 7803, 7893, 14909, 23409, 23679, 44727, 71037, 134181, 253453, 402543, 760359, 1207629, 2281077, 6843231, 20529693]

約数ペア:

[(1, 20529693), (3, 6843231), (9, 2281077), (17, 1207629), (27, 760359), (51, 402543), (81, 253453), (153, 134181), (289, 71037), (459, 44727), (867, 23679), (877, 23409), (1377, 14909), (2601, 7893), (2631, 7803)]