1965008

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{643}}^1$

素因数の和:842

約数の個数: 20

約数和(自身を含む): 3833088

約数和(自身を除く): 1868080

約数列:

[1, 2, 4, 8, 16, 191, 382, 643, 764, 1286, 1528, 2572, 3056, 5144, 10288, 122813, 245626, 491252, 982504, 1965008]

約数ペア:

[(1, 1965008), (2, 982504), (4, 491252), (8, 245626), (16, 122813), (191, 10288), (382, 5144), (643, 3056), (764, 2572), (1286, 1528)]