20190320836

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1450871}}^1$

素因数の和:1450960

約数の個数: 36

約数和(自身を含む): 41680650816

約数和(自身を除く): 21490329980

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 6958, 13916, 1450871, 2901742, 5803484, 10156097, 20312194, 40624388, 71092679, 103011841, 142185358, 206023682, 284370716, 412047364, 721082887, 1442165774, 2884331548, 5047580209, 10095160418, 20190320836]

約数ペア:

[(1, 20190320836), (2, 10095160418), (4, 5047580209), (7, 2884331548), (14, 1442165774), (28, 721082887), (49, 412047364), (71, 284370716), (98, 206023682), (142, 142185358), (196, 103011841), (284, 71092679), (497, 40624388), (994, 20312194), (1988, 10156097), (3479, 5803484), (6958, 2901742), (13916, 1450871)]