20375068

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38299}}^1$

素因数の和:38329

約数の個数: 24

約数和(自身を含む): 42896000

約数和(自身を除く): 22520932

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 38299, 76598, 153196, 268093, 536186, 727681, 1072372, 1455362, 2910724, 5093767, 10187534, 20375068]

約数ペア:

[(1, 20375068), (2, 10187534), (4, 5093767), (7, 2910724), (14, 1455362), (19, 1072372), (28, 727681), (38, 536186), (76, 268093), (133, 153196), (266, 76598), (532, 38299)]