197366972

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{407783}}^1$

素因数の和:407809

約数の個数: 18

約数和(自身を含む): 379646904

約数和(自身を除く): 182279932

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 407783, 815566, 1631132, 4485613, 8971226, 17942452, 49341743, 98683486, 197366972]

約数ペア:

[(1, 197366972), (2, 98683486), (4, 49341743), (11, 17942452), (22, 8971226), (44, 4485613), (121, 1631132), (242, 815566), (484, 407783)]