20204896

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{8893}}^1$

素因数の和:8974

約数の個数: 24

約数和(自身を含む): 40343184

約数和(自身を除く): 20138288

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 8893, 17786, 35572, 71144, 142288, 284576, 631403, 1262806, 2525612, 5051224, 10102448, 20204896]

約数ペア:

[(1, 20204896), (2, 10102448), (4, 5051224), (8, 2525612), (16, 1262806), (32, 631403), (71, 284576), (142, 142288), (284, 71144), (568, 35572), (1136, 17786), (2272, 8893)]