220131464

素因数分解:

$2^3\times 7^1\times {\mathrm{3930919}}^1$

素因数の和:3930932

約数の個数: 16

約数和(自身を含む): 471710400

約数和(自身を除く): 251578936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3930919, 7861838, 15723676, 27516433, 31447352, 55032866, 110065732, 220131464]

約数ペア:

[(1, 220131464), (2, 110065732), (4, 55032866), (7, 31447352), (8, 27516433), (14, 15723676), (28, 7861838), (56, 3930919)]