19215776

素因数分解:

$2^5\times {\mathrm{491}}^1\times {\mathrm{1223}}^1$

素因数の和:1724

約数の個数: 24

約数和(自身を含む): 37939104

約数和(自身を除く): 18723328

約数列:

[1, 2, 4, 8, 16, 32, 491, 982, 1223, 1964, 2446, 3928, 4892, 7856, 9784, 15712, 19568, 39136, 600493, 1200986, 2401972, 4803944, 9607888, 19215776]

約数ペア:

[(1, 19215776), (2, 9607888), (4, 4803944), (8, 2401972), (16, 1200986), (32, 600493), (491, 39136), (982, 19568), (1223, 15712), (1964, 9784), (2446, 7856), (3928, 4892)]