20604826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 36039168

約数和(自身を除く): 15434342

約数列:

[1, 2, 11, 22, 23, 43, 46, 86, 253, 473, 506, 946, 947, 989, 1894, 1978, 10417, 10879, 20834, 21758, 21781, 40721, 43562, 81442, 239591, 447931, 479182, 895862, 936583, 1873166, 10302413, 20604826]

約数ペア:

[(1, 20604826), (2, 10302413), (11, 1873166), (22, 936583), (23, 895862), (43, 479182), (46, 447931), (86, 239591), (253, 81442), (473, 43562), (506, 40721), (946, 21781), (947, 21758), (989, 20834), (1894, 10879), (1978, 10417)]