19868128

素因数分解:

$2^5\times 7^2\times {\mathrm{12671}}^1$

素因数の和:12695

約数の個数: 36

約数和(自身を含む): 45505152

約数和(自身を除く): 25637024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 12671, 25342, 50684, 88697, 101368, 177394, 202736, 354788, 405472, 620879, 709576, 1241758, 1419152, 2483516, 2838304, 4967032, 9934064, 19868128]

約数ペア:

[(1, 19868128), (2, 9934064), (4, 4967032), (7, 2838304), (8, 2483516), (14, 1419152), (16, 1241758), (28, 709576), (32, 620879), (49, 405472), (56, 354788), (98, 202736), (112, 177394), (196, 101368), (224, 88697), (392, 50684), (784, 25342), (1568, 12671)]