19684422

素因数分解:

$2^1\times 3^2\times {\mathrm{521}}^1\times {\mathrm{2099}}^1$

素因数の和:2628

約数の個数: 24

約数和(自身を含む): 42751800

約数和(自身を除く): 23067378

約数列:

[1, 2, 3, 6, 9, 18, 521, 1042, 1563, 2099, 3126, 4198, 4689, 6297, 9378, 12594, 18891, 37782, 1093579, 2187158, 3280737, 6561474, 9842211, 19684422]

約数ペア:

[(1, 19684422), (2, 9842211), (3, 6561474), (6, 3280737), (9, 2187158), (18, 1093579), (521, 37782), (1042, 18891), (1563, 12594), (2099, 9378), (3126, 6297), (4198, 4689)]