438052604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{20443}}^1$

素因数の和:20945

約数の個数: 24

約数和(自身を含む): 838040448

約数和(自身を除く): 399987844

約数列:

[1, 2, 4, 11, 22, 44, 487, 974, 1948, 5357, 10714, 20443, 21428, 40886, 81772, 224873, 449746, 899492, 9955741, 19911482, 39822964, 109513151, 219026302, 438052604]

約数ペア:

[(1, 438052604), (2, 219026302), (4, 109513151), (11, 39822964), (22, 19911482), (44, 9955741), (487, 899492), (974, 449746), (1948, 224873), (5357, 81772), (10714, 40886), (20443, 21428)]