19433678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20543}}^1$

素因数の和:20599

約数の個数: 16

約数和(自身を含む): 32541696

約数和(自身を除く): 13108018

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 20543, 41086, 225973, 451946, 883349, 1766698, 9716839, 19433678]

約数ペア:

[(1, 19433678), (2, 9716839), (11, 1766698), (22, 883349), (43, 451946), (86, 225973), (473, 41086), (946, 20543)]