20893766

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1\times {\mathrm{449}}^1$

素因数の和:943

約数の個数: 16

約数和(自身を含む): 32076000

約数和(自身を除く): 11182234

約数列:

[1, 2, 53, 106, 439, 449, 878, 898, 23267, 23797, 46534, 47594, 197111, 394222, 10446883, 20893766]

約数ペア:

[(1, 20893766), (2, 10446883), (53, 394222), (106, 197111), (439, 47594), (449, 46534), (878, 23797), (898, 23267)]