12689986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{3121}}^1$

素因数の和:3249

約数の個数: 16

約数和(自身を含む): 20230560

約数和(自身を除く): 7540574

約数列:

[1, 2, 19, 38, 107, 214, 2033, 3121, 4066, 6242, 59299, 118598, 333947, 667894, 6344993, 12689986]

約数ペア:

[(1, 12689986), (2, 6344993), (19, 667894), (38, 333947), (107, 118598), (214, 59299), (2033, 6242), (3121, 4066)]