999661972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{1697}}^1$

素因数の和:2080

約数の個数: 48

約数和(自身を含む): 1928384640

約数和(自身を除く): 928722668

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 337, 437, 674, 874, 1348, 1697, 1748, 3394, 6403, 6788, 7751, 12806, 15502, 25612, 31004, 32243, 39031, 64486, 78062, 128972, 147269, 156124, 294538, 571889, 589076, 741589, 1143778, 1483178, 2287556, 2966356, 10865891, 13153447, 21731782, 26306894, 43463564, 52613788, 249915493, 499830986, 999661972]

約数ペア:

[(1, 999661972), (2, 499830986), (4, 249915493), (19, 52613788), (23, 43463564), (38, 26306894), (46, 21731782), (76, 13153447), (92, 10865891), (337, 2966356), (437, 2287556), (674, 1483178), (874, 1143778), (1348, 741589), (1697, 589076), (1748, 571889), (3394, 294538), (6403, 156124), (6788, 147269), (7751, 128972), (12806, 78062), (15502, 64486), (25612, 39031), (31004, 32243)]