1961488

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{2851}}^1$

素因数の和:2902

約数の個数: 20

約数和(自身を含む): 3890128

約数和(自身を除く): 1928640

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 2851, 5702, 11404, 22808, 45616, 122593, 245186, 490372, 980744, 1961488]

約数ペア:

[(1, 1961488), (2, 980744), (4, 490372), (8, 245186), (16, 122593), (43, 45616), (86, 22808), (172, 11404), (344, 5702), (688, 2851)]