18752293

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{293}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 22127616

約数和(自身を除く): 3375323

約数列:

[1, 7, 41, 223, 287, 293, 1561, 2051, 9143, 12013, 64001, 65339, 84091, 457373, 2678899, 18752293]

約数ペア:

[(1, 18752293), (7, 2678899), (41, 457373), (223, 84091), (287, 65339), (293, 64001), (1561, 12013), (2051, 9143)]