20450949568

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1113401}}^1$

素因数の和:1113461

約数の個数: 56

約数和(自身を含む): 47511090144

約数和(自身を除く): 27060140576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 164, 224, 287, 328, 448, 574, 656, 1148, 1312, 2296, 2624, 4592, 9184, 18368, 1113401, 2226802, 4453604, 7793807, 8907208, 15587614, 17814416, 31175228, 35628832, 45649441, 62350456, 71257664, 91298882, 124700912, 182597764, 249401824, 319546087, 365195528, 498803648, 639092174, 730391056, 1278184348, 1460782112, 2556368696, 2921564224, 5112737392, 10225474784, 20450949568]

約数ペア:

[(1, 20450949568), (2, 10225474784), (4, 5112737392), (7, 2921564224), (8, 2556368696), (14, 1460782112), (16, 1278184348), (28, 730391056), (32, 639092174), (41, 498803648), (56, 365195528), (64, 319546087), (82, 249401824), (112, 182597764), (164, 124700912), (224, 91298882), (287, 71257664), (328, 62350456), (448, 45649441), (574, 35628832), (656, 31175228), (1148, 17814416), (1312, 15587614), (2296, 8907208), (2624, 7793807), (4592, 4453604), (9184, 2226802), (18368, 1113401)]