2021819956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1\times {\mathrm{1901}}^1$

素因数の和:2212

約数の個数: 48

約数和(自身を含む): 3867344208

約数和(自身を除く): 1845524252

約数列:

[1, 2, 4, 13, 26, 52, 113, 181, 226, 362, 452, 724, 1469, 1901, 2353, 2938, 3802, 4706, 5876, 7604, 9412, 20453, 24713, 40906, 49426, 81812, 98852, 214813, 265889, 344081, 429626, 531778, 688162, 859252, 1063556, 1376324, 2792569, 4473053, 5585138, 8946106, 11170276, 17892212, 38881153, 77762306, 155524612, 505454989, 1010909978, 2021819956]

約数ペア:

[(1, 2021819956), (2, 1010909978), (4, 505454989), (13, 155524612), (26, 77762306), (52, 38881153), (113, 17892212), (181, 11170276), (226, 8946106), (362, 5585138), (452, 4473053), (724, 2792569), (1469, 1376324), (1901, 1063556), (2353, 859252), (2938, 688162), (3802, 531778), (4706, 429626), (5876, 344081), (7604, 265889), (9412, 214813), (20453, 98852), (24713, 81812), (40906, 49426)]