20466105

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1747}}^1$

素因数の和:1837

約数の個数: 32

約数和(自身を含む): 36246528

約数和(自身を除く): 15780423

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 1747, 2343, 3905, 5241, 8735, 11715, 19217, 26205, 57651, 96085, 124037, 288255, 372111, 620185, 1364407, 1860555, 4093221, 6822035, 20466105]

約数ペア:

[(1, 20466105), (3, 6822035), (5, 4093221), (11, 1860555), (15, 1364407), (33, 620185), (55, 372111), (71, 288255), (165, 124037), (213, 96085), (355, 57651), (781, 26205), (1065, 19217), (1747, 11715), (2343, 8735), (3905, 5241)]