19170338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{28109}}^1$

素因数の和:28153

約数の個数: 16

約数和(自身を含む): 32382720

約数和(自身を除く): 13212382

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 28109, 56218, 309199, 618398, 871379, 1742758, 9585169, 19170338]

約数ペア:

[(1, 19170338), (2, 9585169), (11, 1742758), (22, 871379), (31, 618398), (62, 309199), (341, 56218), (682, 28109)]