1899691478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{704111}}^1$

素因数の和:704203

約数の個数: 16

約数和(自身を含む): 3041763840

約数和(自身を除く): 1142072362

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 704111, 1408222, 13378109, 26756218, 49991881, 99983762, 949845739, 1899691478]

約数ペア:

[(1, 1899691478), (2, 949845739), (19, 99983762), (38, 49991881), (71, 26756218), (142, 13378109), (1349, 1408222), (2698, 704111)]