20473739

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4937}}^1$

素因数の和:4990

約数の個数: 16

約数和(自身を含む): 24887520

約数和(自身を除く): 4413781

約数列:

[1, 11, 13, 29, 143, 319, 377, 4147, 4937, 54307, 64181, 143173, 705991, 1574903, 1861249, 20473739]

約数ペア:

[(1, 20473739), (11, 1861249), (13, 1574903), (29, 705991), (143, 143173), (319, 64181), (377, 54307), (4147, 4937)]