18742406

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{653}}^1$

素因数の和:895

約数の個数: 16

約数和(自身を含む): 28629504

約数和(自身を除く): 9887098

約数列:

[1, 2, 113, 127, 226, 254, 653, 1306, 14351, 28702, 73789, 82931, 147578, 165862, 9371203, 18742406]

約数ペア:

[(1, 18742406), (2, 9371203), (113, 165862), (127, 147578), (226, 82931), (254, 73789), (653, 28702), (1306, 14351)]