20916232

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1483}}^1$

素因数の和:1573

約数の個数: 32

約数和(自身を含む): 41136480

約数和(自身を除く): 20220248

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 164, 172, 328, 344, 1483, 1763, 2966, 3526, 5932, 7052, 11864, 14104, 60803, 63769, 121606, 127538, 243212, 255076, 486424, 510152, 2614529, 5229058, 10458116, 20916232]

約数ペア:

[(1, 20916232), (2, 10458116), (4, 5229058), (8, 2614529), (41, 510152), (43, 486424), (82, 255076), (86, 243212), (164, 127538), (172, 121606), (328, 63769), (344, 60803), (1483, 14104), (1763, 11864), (2966, 7052), (3526, 5932)]