19944002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17839}}^1$

素因数の和:17897

約数の個数: 16

約数和(自身を含む): 32968320

約数和(自身を除く): 13024318

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 17839, 35678, 231907, 463814, 767077, 1534154, 9972001, 19944002]

約数ペア:

[(1, 19944002), (2, 9972001), (13, 1534154), (26, 767077), (43, 463814), (86, 231907), (559, 35678), (1118, 17839)]