20601952

素因数分解:

$2^5\times 7^3\times {\mathrm{1877}}^1$

素因数の和:1908

約数の個数: 48

約数和(自身を含む): 47325600

約数和(自身を除く): 26723648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 1877, 2744, 3754, 5488, 7508, 10976, 13139, 15016, 26278, 30032, 52556, 60064, 91973, 105112, 183946, 210224, 367892, 420448, 643811, 735784, 1287622, 1471568, 2575244, 2943136, 5150488, 10300976, 20601952]

約数ペア:

[(1, 20601952), (2, 10300976), (4, 5150488), (7, 2943136), (8, 2575244), (14, 1471568), (16, 1287622), (28, 735784), (32, 643811), (49, 420448), (56, 367892), (98, 210224), (112, 183946), (196, 105112), (224, 91973), (343, 60064), (392, 52556), (686, 30032), (784, 26278), (1372, 15016), (1568, 13139), (1877, 10976), (2744, 7508), (3754, 5488)]