20927312

素因数分解:

$2^4\times 7^2\times {\mathrm{26693}}^1$

素因数の和:26715

約数の個数: 30

約数和(自身を含む): 47168298

約数和(自身を除く): 26240986

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 26693, 53386, 106772, 186851, 213544, 373702, 427088, 747404, 1307957, 1494808, 2615914, 2989616, 5231828, 10463656, 20927312]

約数ペア:

[(1, 20927312), (2, 10463656), (4, 5231828), (7, 2989616), (8, 2615914), (14, 1494808), (16, 1307957), (28, 747404), (49, 427088), (56, 373702), (98, 213544), (112, 186851), (196, 106772), (392, 53386), (784, 26693)]