2682658

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1999}}^1$

素因数の和:2073

約数の個数: 16

約数和(自身を含む): 4464000

約数和(自身を除く): 1781342

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 1999, 3998, 21989, 43978, 121939, 243878, 1341329, 2682658]

約数ペア:

[(1, 2682658), (2, 1341329), (11, 243878), (22, 121939), (61, 43978), (122, 21989), (671, 3998), (1342, 1999)]