20441776

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{8461}}^1$

素因数の和:8620

約数の個数: 20

約数和(自身を含む): 39872944

約数和(自身を除く): 19431168

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 8461, 16922, 33844, 67688, 135376, 1277611, 2555222, 5110444, 10220888, 20441776]

約数ペア:

[(1, 20441776), (2, 10220888), (4, 5110444), (8, 2555222), (16, 1277611), (151, 135376), (302, 67688), (604, 33844), (1208, 16922), (2416, 8461)]