2019697983

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{408763}}^1$

素因数の和:408836

約数の個数: 20

約数和(自身を含む): 3066547528

約数和(自身を除く): 1046849545

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 408763, 1226289, 3678867, 11036601, 24934543, 33109803, 74803629, 224410887, 673232661, 2019697983]

約数ペア:

[(1, 2019697983), (3, 673232661), (9, 224410887), (27, 74803629), (61, 33109803), (81, 24934543), (183, 11036601), (549, 3678867), (1647, 1226289), (4941, 408763)]