2980484

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{4409}}^1$

素因数の和:4439

約数の個数: 18

約数和(自身を含む): 5649210

約数和(自身を除く): 2668726

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 4409, 8818, 17636, 57317, 114634, 229268, 745121, 1490242, 2980484]

約数ペア:

[(1, 2980484), (2, 1490242), (4, 745121), (13, 229268), (26, 114634), (52, 57317), (169, 17636), (338, 8818), (676, 4409)]