18926896

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{16661}}^1$

素因数の和:16740

約数の個数: 20

約数和(自身を含む): 37189584

約数和(自身を除く): 18262688

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 16661, 33322, 66644, 133288, 266576, 1182931, 2365862, 4731724, 9463448, 18926896]

約数ペア:

[(1, 18926896), (2, 9463448), (4, 4731724), (8, 2365862), (16, 1182931), (71, 266576), (142, 133288), (284, 66644), (568, 33322), (1136, 16661)]