20156168

素因数分解:

$2^3\times {\mathrm{1277}}^1\times {\mathrm{1973}}^1$

素因数の和:3256

約数の個数: 16

約数和(自身を含む): 37841580

約数和(自身を除く): 17685412

約数列:

[1, 2, 4, 8, 1277, 1973, 2554, 3946, 5108, 7892, 10216, 15784, 2519521, 5039042, 10078084, 20156168]

約数ペア:

[(1, 20156168), (2, 10078084), (4, 5039042), (8, 2519521), (1277, 15784), (1973, 10216), (2554, 7892), (3946, 5108)]