18515252

素因数分解:

$2^2\times 7^1\times {\mathrm{661259}}^1$

素因数の和:661270

約数の個数: 12

約数和(自身を含む): 37030560

約数和(自身を除く): 18515308

約数列:

[1, 2, 4, 7, 14, 28, 661259, 1322518, 2645036, 4628813, 9257626, 18515252]

約数ペア:

[(1, 18515252), (2, 9257626), (4, 4628813), (7, 2645036), (14, 1322518), (28, 661259)]