20360144

素因数分解:

$2^4\times 7^1\times {\mathrm{181787}}^1$

素因数の和:181802

約数の個数: 20

約数和(自身を含む): 45083424

約数和(自身を除く): 24723280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 181787, 363574, 727148, 1272509, 1454296, 2545018, 2908592, 5090036, 10180072, 20360144]

約数ペア:

[(1, 20360144), (2, 10180072), (4, 5090036), (7, 2908592), (8, 2545018), (14, 1454296), (16, 1272509), (28, 727148), (56, 363574), (112, 181787)]