268774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:675

約数の個数: 16

約数和(自身を含む): 463680

約数和(自身を除く): 194906

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 643, 1286, 7073, 12217, 14146, 24434, 134387, 268774]

約数ペア:

[(1, 268774), (2, 134387), (11, 24434), (19, 14146), (22, 12217), (38, 7073), (209, 1286), (418, 643)]