20948816

素因数分解:

$2^4\times 7^1\times {\mathrm{187043}}^1$

素因数の和:187058

約数の個数: 20

約数和(自身を含む): 46386912

約数和(自身を除く): 25438096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 187043, 374086, 748172, 1309301, 1496344, 2618602, 2992688, 5237204, 10474408, 20948816]

約数ペア:

[(1, 20948816), (2, 10474408), (4, 5237204), (7, 2992688), (8, 2618602), (14, 1496344), (16, 1309301), (28, 748172), (56, 374086), (112, 187043)]