2018959432

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{1433}}^1$

素因数の和:1766

約数の個数: 64

約数和(自身を含む): 4384598400

約数和(自身を除く): 2365638968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 181, 278, 362, 556, 724, 973, 1112, 1267, 1433, 1448, 1946, 2534, 2866, 3892, 5068, 5732, 7784, 10031, 10136, 11464, 20062, 25159, 40124, 50318, 80248, 100636, 176113, 199187, 201272, 259373, 352226, 398374, 518746, 704452, 796748, 1037492, 1394309, 1408904, 1593496, 1815611, 2074984, 2788618, 3631222, 5577236, 7262444, 11154472, 14524888, 36052847, 72105694, 144211388, 252369929, 288422776, 504739858, 1009479716, 2018959432]

約数ペア:

[(1, 2018959432), (2, 1009479716), (4, 504739858), (7, 288422776), (8, 252369929), (14, 144211388), (28, 72105694), (56, 36052847), (139, 14524888), (181, 11154472), (278, 7262444), (362, 5577236), (556, 3631222), (724, 2788618), (973, 2074984), (1112, 1815611), (1267, 1593496), (1433, 1408904), (1448, 1394309), (1946, 1037492), (2534, 796748), (2866, 704452), (3892, 518746), (5068, 398374), (5732, 352226), (7784, 259373), (10031, 201272), (10136, 199187), (11464, 176113), (20062, 100636), (25159, 80248), (40124, 50318)]