18436690

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{39227}}^1$

素因数の和:39281

約数の個数: 16

約数和(自身を含む): 33892992

約数和(自身を除く): 15456302

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 39227, 78454, 196135, 392270, 1843669, 3687338, 9218345, 18436690]

約数ペア:

[(1, 18436690), (2, 9218345), (5, 3687338), (10, 1843669), (47, 392270), (94, 196135), (235, 78454), (470, 39227)]