20269293

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 30772224

約数和(自身を除く): 10502931

約数列:

[1, 3, 11, 33, 41, 71, 123, 211, 213, 451, 633, 781, 1353, 2321, 2343, 2911, 6963, 8651, 8733, 14981, 25953, 32021, 44943, 95161, 96063, 164791, 285483, 494373, 614221, 1842663, 6756431, 20269293]

約数ペア:

[(1, 20269293), (3, 6756431), (11, 1842663), (33, 614221), (41, 494373), (71, 285483), (123, 164791), (211, 96063), (213, 95161), (451, 44943), (633, 32021), (781, 25953), (1353, 14981), (2321, 8733), (2343, 8651), (2911, 6963)]