2180888

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{2081}}^1$

素因数の和:2218

約数の個数: 16

約数和(自身を含む): 4122360

約数和(自身を除く): 1941472

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 2081, 4162, 8324, 16648, 272611, 545222, 1090444, 2180888]

約数ペア:

[(1, 2180888), (2, 1090444), (4, 545222), (8, 272611), (131, 16648), (262, 8324), (524, 4162), (1048, 2081)]