2040355891

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{101173}}^1$

素因数の和:101290

約数の個数: 16

約数和(自身を含む): 2421700864

約数和(自身を除く): 381344973

約数列:

[1, 7, 43, 67, 301, 469, 2881, 20167, 101173, 708211, 4350439, 6778591, 30453073, 47450137, 291479413, 2040355891]

約数ペア:

[(1, 2040355891), (7, 291479413), (43, 47450137), (67, 30453073), (301, 6778591), (469, 4350439), (2881, 708211), (20167, 101173)]