20541052

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38611}}^1$

素因数の和:38641

約数の個数: 24

約数和(自身を含む): 43245440

約数和(自身を除く): 22704388

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 38611, 77222, 154444, 270277, 540554, 733609, 1081108, 1467218, 2934436, 5135263, 10270526, 20541052]

約数ペア:

[(1, 20541052), (2, 10270526), (4, 5135263), (7, 2934436), (14, 1467218), (19, 1081108), (28, 733609), (38, 540554), (76, 270277), (133, 154444), (266, 77222), (532, 38611)]