1999761344

素因数分解:

$2^6\times 7^3\times {\mathrm{91097}}^1$

素因数の和:91130

約数の個数: 56

約数和(自身を含む): 4627778400

約数和(自身を除く): 2628017056

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, 2744, 3136, 5488, 10976, 21952, 91097, 182194, 364388, 637679, 728776, 1275358, 1457552, 2550716, 2915104, 4463753, 5101432, 5830208, 8927506, 10202864, 17855012, 20405728, 31246271, 35710024, 40811456, 62492542, 71420048, 124985084, 142840096, 249970168, 285680192, 499940336, 999880672, 1999761344]

約数ペア:

[(1, 1999761344), (2, 999880672), (4, 499940336), (7, 285680192), (8, 249970168), (14, 142840096), (16, 124985084), (28, 71420048), (32, 62492542), (49, 40811456), (56, 35710024), (64, 31246271), (98, 20405728), (112, 17855012), (196, 10202864), (224, 8927506), (343, 5830208), (392, 5101432), (448, 4463753), (686, 2915104), (784, 2550716), (1372, 1457552), (1568, 1275358), (2744, 728776), (3136, 637679), (5488, 364388), (10976, 182194), (21952, 91097)]