28236418

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{15881}}^1$

素因数の和:16017

約数の個数: 16

約数和(自身を含む): 48789504

約数和(自身を除く): 20553086

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 15881, 31762, 111167, 222334, 2016887, 4033774, 14118209, 28236418]

約数ペア:

[(1, 28236418), (2, 14118209), (7, 4033774), (14, 2016887), (127, 222334), (254, 111167), (889, 31762), (1778, 15881)]