20925712

素因数分解:

$2^4\times {\mathrm{461}}^1\times {\mathrm{2837}}^1$

素因数の和:3306

約数の個数: 20

約数和(自身を含む): 40645836

約数和(自身を除く): 19720124

約数列:

[1, 2, 4, 8, 16, 461, 922, 1844, 2837, 3688, 5674, 7376, 11348, 22696, 45392, 1307857, 2615714, 5231428, 10462856, 20925712]

約数ペア:

[(1, 20925712), (2, 10462856), (4, 5231428), (8, 2615714), (16, 1307857), (461, 45392), (922, 22696), (1844, 11348), (2837, 7376), (3688, 5674)]