20387110

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1741}}^1$

素因数の和:2919

約数の個数: 16

約数和(自身を含む): 36749232

約数和(自身を除く): 16362122

約数列:

[1, 2, 5, 10, 1171, 1741, 2342, 3482, 5855, 8705, 11710, 17410, 2038711, 4077422, 10193555, 20387110]

約数ペア:

[(1, 20387110), (2, 10193555), (5, 4077422), (10, 2038711), (1171, 17410), (1741, 11710), (2342, 8705), (3482, 5855)]