9640796

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19919}}^1$

素因数の和:19945

約数の個数: 18

約数和(自身を含む): 18545520

約数和(自身を除く): 8904724

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 19919, 39838, 79676, 219109, 438218, 876436, 2410199, 4820398, 9640796]

約数ペア:

[(1, 9640796), (2, 4820398), (4, 2410199), (11, 876436), (22, 438218), (44, 219109), (121, 79676), (242, 39838), (484, 19919)]