31399312

素因数分解:

$2^4\times 7^1\times {\mathrm{280351}}^1$

素因数の和:280366

約数の個数: 20

約数和(自身を含む): 69527296

約数和(自身を除く): 38127984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 280351, 560702, 1121404, 1962457, 2242808, 3924914, 4485616, 7849828, 15699656, 31399312]

約数ペア:

[(1, 31399312), (2, 15699656), (4, 7849828), (7, 4485616), (8, 3924914), (14, 2242808), (16, 1962457), (28, 1121404), (56, 560702), (112, 280351)]