20071429

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{21559}}^1$

素因数の和:21592

約数の個数: 12

約数和(自身を含む): 24578400

約数和(自身を除く): 4506971

約数列:

[1, 7, 19, 49, 133, 931, 21559, 150913, 409621, 1056391, 2867347, 20071429]

約数ペア:

[(1, 20071429), (7, 2867347), (19, 1056391), (49, 409621), (133, 150913), (931, 21559)]