20596664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3967}}^1$

素因数の和:4043

約数の個数: 32

約数和(自身を含む): 42854400

約数和(自身を除く): 22257736

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 1298, 2596, 3967, 5192, 7934, 15868, 31736, 43637, 87274, 174548, 234053, 349096, 468106, 936212, 1872424, 2574583, 5149166, 10298332, 20596664]

約数ペア:

[(1, 20596664), (2, 10298332), (4, 5149166), (8, 2574583), (11, 1872424), (22, 936212), (44, 468106), (59, 349096), (88, 234053), (118, 174548), (236, 87274), (472, 43637), (649, 31736), (1298, 15868), (2596, 7934), (3967, 5192)]