20139025396

素因数分解:

$2^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{989341}}^1$

素因数の和:990079

約数の個数: 24

約数和(自身を含む): 40333494656

約数和(自身を除く): 20194469260

約数列:

[1, 2, 4, 7, 14, 28, 727, 1454, 2908, 5089, 10178, 20356, 989341, 1978682, 3957364, 6925387, 13850774, 27701548, 719250907, 1438501814, 2877003628, 5034756349, 10069512698, 20139025396]

約数ペア:

[(1, 20139025396), (2, 10069512698), (4, 5034756349), (7, 2877003628), (14, 1438501814), (28, 719250907), (727, 27701548), (1454, 13850774), (2908, 6925387), (5089, 3957364), (10178, 1978682), (20356, 989341)]