20803888

素因数分解:

$2^4\times 7^1\times {\mathrm{185749}}^1$

素因数の和:185764

約数の個数: 20

約数和(自身を含む): 46066000

約数和(自身を除く): 25262112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 185749, 371498, 742996, 1300243, 1485992, 2600486, 2971984, 5200972, 10401944, 20803888]

約数ペア:

[(1, 20803888), (2, 10401944), (4, 5200972), (7, 2971984), (8, 2600486), (14, 1485992), (16, 1300243), (28, 742996), (56, 371498), (112, 185749)]