16420924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{691}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 31059728

約数和(自身を除く): 14638804

約数列:

[1, 2, 4, 13, 26, 52, 457, 691, 914, 1382, 1828, 2764, 5941, 8983, 11882, 17966, 23764, 35932, 315787, 631574, 1263148, 4105231, 8210462, 16420924]

約数ペア:

[(1, 16420924), (2, 8210462), (4, 4105231), (13, 1263148), (26, 631574), (52, 315787), (457, 35932), (691, 23764), (914, 17966), (1382, 11882), (1828, 8983), (2764, 5941)]