19749130

素因数分解:

$2^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{4561}}^1$

素因数の和:5001

約数の個数: 16

約数和(自身を含む): 35638344

約数和(自身を除く): 15889214

約数列:

[1, 2, 5, 10, 433, 866, 2165, 4330, 4561, 9122, 22805, 45610, 1974913, 3949826, 9874565, 19749130]

約数ペア:

[(1, 19749130), (2, 9874565), (5, 3949826), (10, 1974913), (433, 45610), (866, 22805), (2165, 9122), (4330, 4561)]