20741402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{2063}}^1$

素因数の和:2533

約数の個数: 16

約数和(自身を含む): 34031232

約数和(自身を除く): 13289830

約数列:

[1, 2, 11, 22, 457, 914, 2063, 4126, 5027, 10054, 22693, 45386, 942791, 1885582, 10370701, 20741402]

約数ペア:

[(1, 20741402), (2, 10370701), (11, 1885582), (22, 942791), (457, 45386), (914, 22693), (2063, 10054), (4126, 5027)]