209469889

素因数分解:

${\mathrm{19}}^2\times {\mathrm{379}}^1\times {\mathrm{1531}}^1$

素因数の和:1948

約数の個数: 12

約数和(自身を含む): 221802960

約数和(自身を除く): 12333071

約数列:

[1, 19, 361, 379, 1531, 7201, 29089, 136819, 552691, 580249, 11024731, 209469889]

約数ペア:

[(1, 209469889), (19, 11024731), (361, 580249), (379, 552691), (1531, 136819), (7201, 29089)]