19703589122

素因数分解:

$2^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2499821}}^1$

素因数の和:2500393

約数の個数: 16

約数和(自身を含む): 33837590592

約数和(自身を除く): 14134001470

約数列:

[1, 2, 7, 14, 563, 1126, 3941, 7882, 2499821, 4999642, 17498747, 34997494, 1407399223, 2814798446, 9851794561, 19703589122]

約数ペア:

[(1, 19703589122), (2, 9851794561), (7, 2814798446), (14, 1407399223), (563, 34997494), (1126, 17498747), (3941, 4999642), (7882, 2499821)]