1998092992

素因数分解:

$2^6\times 7^4\times {\mathrm{13003}}^1$

素因数の和:13043

約数の個数: 70

約数和(自身を含む): 4625873908

約数和(自身を除く): 2627780916

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 1372, 1568, 2401, 2744, 3136, 4802, 5488, 9604, 10976, 13003, 19208, 21952, 26006, 38416, 52012, 76832, 91021, 104024, 153664, 182042, 208048, 364084, 416096, 637147, 728168, 832192, 1274294, 1456336, 2548588, 2912672, 4460029, 5097176, 5825344, 8920058, 10194352, 17840116, 20388704, 31220203, 35680232, 40777408, 62440406, 71360464, 124880812, 142720928, 249761624, 285441856, 499523248, 999046496, 1998092992]

約数ペア:

[(1, 1998092992), (2, 999046496), (4, 499523248), (7, 285441856), (8, 249761624), (14, 142720928), (16, 124880812), (28, 71360464), (32, 62440406), (49, 40777408), (56, 35680232), (64, 31220203), (98, 20388704), (112, 17840116), (196, 10194352), (224, 8920058), (343, 5825344), (392, 5097176), (448, 4460029), (686, 2912672), (784, 2548588), (1372, 1456336), (1568, 1274294), (2401, 832192), (2744, 728168), (3136, 637147), (4802, 416096), (5488, 364084), (9604, 208048), (10976, 182042), (13003, 153664), (19208, 104024), (21952, 91021), (26006, 76832), (38416, 52012)]