16981206

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{563}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 37196928

約数和(自身を除く): 20215722

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 457, 563, 914, 1126, 1371, 1689, 2742, 3378, 5027, 6193, 10054, 12386, 15081, 18579, 30162, 37158, 257291, 514582, 771873, 1543746, 2830201, 5660402, 8490603, 16981206]

約数ペア:

[(1, 16981206), (2, 8490603), (3, 5660402), (6, 2830201), (11, 1543746), (22, 771873), (33, 514582), (66, 257291), (457, 37158), (563, 30162), (914, 18579), (1126, 15081), (1371, 12386), (1689, 10054), (2742, 6193), (3378, 5027)]