18856396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3389}}^1$

素因数の和:3513

約数の個数: 24

約数和(自身を含む): 35879760

約数和(自身を除く): 17023364

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 3389, 5564, 6778, 13556, 44057, 88114, 176228, 362623, 725246, 1450492, 4714099, 9428198, 18856396]

約数ペア:

[(1, 18856396), (2, 9428198), (4, 4714099), (13, 1450492), (26, 725246), (52, 362623), (107, 176228), (214, 88114), (428, 44057), (1391, 13556), (2782, 6778), (3389, 5564)]