20302513

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{5381}}^1$

素因数の和:5413

約数の個数: 16

約数和(自身を含む): 25833600

約数和(自身を除く): 5531087

約数列:

[1, 7, 11, 49, 77, 343, 539, 3773, 5381, 37667, 59191, 263669, 414337, 1845683, 2900359, 20302513]

約数ペア:

[(1, 20302513), (7, 2900359), (11, 1845683), (49, 414337), (77, 263669), (343, 59191), (539, 37667), (3773, 5381)]