20839753

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 23452416

約数和(自身を除く): 2612663

約数列:

[1, 11, 47, 173, 233, 517, 1903, 2563, 8131, 10951, 40309, 89441, 120461, 443399, 1894523, 20839753]

約数ペア:

[(1, 20839753), (11, 1894523), (47, 443399), (173, 120461), (233, 89441), (517, 40309), (1903, 10951), (2563, 8131)]