20311513

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 22348800

約数和(自身を除く): 2037287

約数列:

[1, 19, 29, 191, 193, 551, 3629, 3667, 5539, 5597, 36863, 105241, 106343, 700397, 1069027, 20311513]

約数ペア:

[(1, 20311513), (19, 1069027), (29, 700397), (191, 106343), (193, 105241), (551, 36863), (3629, 5597), (3667, 5539)]