20118872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132361}}^1$

素因数の和:132386

約数の個数: 16

約数和(自身を含む): 39708600

約数和(自身を除く): 19589728

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132361, 264722, 529444, 1058888, 2514859, 5029718, 10059436, 20118872]

約数ペア:

[(1, 20118872), (2, 10059436), (4, 5029718), (8, 2514859), (19, 1058888), (38, 529444), (76, 264722), (152, 132361)]