20837583

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{739}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 32592560

約数和(自身を除く): 11754977

約数列:

[1, 3, 9, 13, 39, 117, 241, 723, 739, 2169, 2217, 3133, 6651, 9399, 9607, 28197, 28821, 86463, 178099, 534297, 1602891, 2315287, 6945861, 20837583]

約数ペア:

[(1, 20837583), (3, 6945861), (9, 2315287), (13, 1602891), (39, 534297), (117, 178099), (241, 86463), (723, 28821), (739, 28197), (2169, 9607), (2217, 9399), (3133, 6651)]