20173820416

素因数分解:

$2^9\times {\mathrm{39401993}}^1$

素因数の和:39402011

約数の個数: 20

約数和(自身を含む): 40308239862

約数和(自身を除く): 20134419446

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39401993, 78803986, 157607972, 315215944, 630431888, 1260863776, 2521727552, 5043455104, 10086910208, 20173820416]

約数ペア:

[(1, 20173820416), (2, 10086910208), (4, 5043455104), (8, 2521727552), (16, 1260863776), (32, 630431888), (64, 315215944), (128, 157607972), (256, 78803986), (512, 39401993)]