20498936

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{82657}}^1$

素因数の和:82694

約数の個数: 16

約数和(自身を含む): 39675840

約数和(自身を除く): 19176904

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 82657, 165314, 330628, 661256, 2562367, 5124734, 10249468, 20498936]

約数ペア:

[(1, 20498936), (2, 10249468), (4, 5124734), (8, 2562367), (31, 661256), (62, 330628), (124, 165314), (248, 82657)]