20005808

素因数分解:

$2^4\times {\mathrm{857}}^1\times {\mathrm{1459}}^1$

素因数の和:2324

約数の個数: 20

約数和(自身を含む): 38833080

約数和(自身を除く): 18827272

約数列:

[1, 2, 4, 8, 16, 857, 1459, 1714, 2918, 3428, 5836, 6856, 11672, 13712, 23344, 1250363, 2500726, 5001452, 10002904, 20005808]

約数ペア:

[(1, 20005808), (2, 10002904), (4, 5001452), (8, 2500726), (16, 1250363), (857, 23344), (1459, 13712), (1714, 11672), (2918, 6856), (3428, 5836)]