203428258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{20873}}^1$

素因数の和:21329

約数の個数: 16

約数和(自身を含む): 333650016

約数和(自身を除く): 130221758

約数列:

[1, 2, 11, 22, 443, 886, 4873, 9746, 20873, 41746, 229603, 459206, 9246739, 18493478, 101714129, 203428258]

約数ペア:

[(1, 203428258), (2, 101714129), (11, 18493478), (22, 9246739), (443, 459206), (886, 229603), (4873, 41746), (9746, 20873)]