20097749

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 23708160

約数和(自身を除く): 3610411

約数列:

[1, 7, 41, 239, 287, 293, 1673, 2051, 9799, 12013, 68593, 70027, 84091, 490189, 2871107, 20097749]

約数ペア:

[(1, 20097749), (7, 2871107), (41, 490189), (239, 84091), (287, 70027), (293, 68593), (1673, 12013), (2051, 9799)]