18317804516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1999}}^1\times {\mathrm{208261}}^1$

素因数の和:210275

約数の個数: 24

約数和(自身を含む): 34988016000

約数和(自身を除く): 16670211484

約数列:

[1, 2, 4, 11, 22, 44, 1999, 3998, 7996, 21989, 43978, 87956, 208261, 416522, 833044, 2290871, 4581742, 9163484, 416313739, 832627478, 1665254956, 4579451129, 9158902258, 18317804516]

約数ペア:

[(1, 18317804516), (2, 9158902258), (4, 4579451129), (11, 1665254956), (22, 832627478), (44, 416313739), (1999, 9163484), (3998, 4581742), (7996, 2290871), (21989, 833044), (43978, 416522), (87956, 208261)]