18821638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{29501}}^1$

素因数の和:29543

約数の個数: 16

約数和(自身を含む): 31862160

約数和(自身を除く): 13040522

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 29501, 59002, 324511, 649022, 855529, 1711058, 9410819, 18821638]

約数ペア:

[(1, 18821638), (2, 9410819), (11, 1711058), (22, 855529), (29, 649022), (58, 324511), (319, 59002), (638, 29501)]