2019492878

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{81847}}^1$

素因数の和:81948

約数の個数: 24

約数和(自身を含む): 3325156848

約数和(自身を除く): 1305663970

約数列:

[1, 2, 13, 26, 73, 146, 169, 338, 949, 1898, 12337, 24674, 81847, 163694, 1064011, 2128022, 5974831, 11949662, 13832143, 27664286, 77672803, 155345606, 1009746439, 2019492878]

約数ペア:

[(1, 2019492878), (2, 1009746439), (13, 155345606), (26, 77672803), (73, 27664286), (146, 13832143), (169, 11949662), (338, 5974831), (949, 2128022), (1898, 1064011), (12337, 163694), (24674, 81847)]