80519986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{10979}}^1$

素因数の和:11193

約数の個数: 16

約数和(自身を含む): 127807200

約数和(自身を除く): 47287214

約数列:

[1, 2, 19, 38, 193, 386, 3667, 7334, 10979, 21958, 208601, 417202, 2118947, 4237894, 40259993, 80519986]

約数ペア:

[(1, 80519986), (2, 40259993), (19, 4237894), (38, 2118947), (193, 417202), (386, 208601), (3667, 21958), (7334, 10979)]