28001024

素因数分解:

$2^8\times {\mathrm{109379}}^1$

素因数の和:109395

約数の個数: 18

約数和(自身を含む): 55893180

約数和(自身を除く): 27892156

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 109379, 218758, 437516, 875032, 1750064, 3500128, 7000256, 14000512, 28001024]

約数ペア:

[(1, 28001024), (2, 14000512), (4, 7000256), (8, 3500128), (16, 1750064), (32, 875032), (64, 437516), (128, 218758), (256, 109379)]