16639888

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{17627}}^1$

素因数の和:17694

約数の個数: 20

約数和(自身を含む): 32788080

約数和(自身を除く): 16148192

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 17627, 35254, 70508, 141016, 282032, 1039993, 2079986, 4159972, 8319944, 16639888]

約数ペア:

[(1, 16639888), (2, 8319944), (4, 4159972), (8, 2079986), (16, 1039993), (59, 282032), (118, 141016), (236, 70508), (472, 35254), (944, 17627)]