20046686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21191}}^1$

素因数の和:21247

約数の個数: 16

約数和(自身を含む): 33568128

約数和(自身を除く): 13521442

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 21191, 42382, 233101, 466202, 911213, 1822426, 10023343, 20046686]

約数ペア:

[(1, 20046686), (2, 10023343), (11, 1822426), (22, 911213), (43, 466202), (86, 233101), (473, 42382), (946, 21191)]