19649968118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1389083}}^1$

素因数の和:1389739

約数の個数: 16

約数和(自身を含む): 32204523456

約数和(自身を除く): 12554555338

約数列:

[1, 2, 11, 22, 643, 1286, 7073, 14146, 1389083, 2778166, 15279913, 30559826, 893180369, 1786360738, 9824984059, 19649968118]

約数ペア:

[(1, 19649968118), (2, 9824984059), (11, 1786360738), (22, 893180369), (643, 30559826), (1286, 15279913), (7073, 2778166), (14146, 1389083)]