18494336

素因数分解:

$2^7\times 7^1\times {\mathrm{20641}}^1$

素因数の和:20662

約数の個数: 32

約数和(自身を含む): 42109680

約数和(自身を除く): 23615344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 20641, 41282, 82564, 144487, 165128, 288974, 330256, 577948, 660512, 1155896, 1321024, 2311792, 2642048, 4623584, 9247168, 18494336]

約数ペア:

[(1, 18494336), (2, 9247168), (4, 4623584), (7, 2642048), (8, 2311792), (14, 1321024), (16, 1155896), (28, 660512), (32, 577948), (56, 330256), (64, 288974), (112, 165128), (128, 144487), (224, 82564), (448, 41282), (896, 20641)]