20586416

素因数分解:

$2^4\times {\mathrm{461}}^1\times {\mathrm{2791}}^1$

素因数の和:3260

約数の個数: 20

約数和(自身を含む): 39987024

約数和(自身を除く): 19400608

約数列:

[1, 2, 4, 8, 16, 461, 922, 1844, 2791, 3688, 5582, 7376, 11164, 22328, 44656, 1286651, 2573302, 5146604, 10293208, 20586416]

約数ペア:

[(1, 20586416), (2, 10293208), (4, 5146604), (8, 2573302), (16, 1286651), (461, 44656), (922, 22328), (1844, 11164), (2791, 7376), (3688, 5582)]