12537993

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18911}}^1$

素因数の和:18944

約数の個数: 16

約数和(自身を含む): 19063296

約数和(自身を除く): 6525303

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 18911, 56733, 245843, 321487, 737529, 964461, 4179331, 12537993]

約数ペア:

[(1, 12537993), (3, 4179331), (13, 964461), (17, 737529), (39, 321487), (51, 245843), (221, 56733), (663, 18911)]