18537402220

素因数分解:

$2^2\times 5^1\times {\mathrm{3119}}^1\times {\mathrm{297169}}^1$

素因数の和:300297

約数の個数: 24

約数和(自身を含む): 38941156800

約数和(自身を除く): 20403754580

約数列:

[1, 2, 4, 5, 10, 20, 3119, 6238, 12476, 15595, 31190, 62380, 297169, 594338, 1188676, 1485845, 2971690, 5943380, 926870111, 1853740222, 3707480444, 4634350555, 9268701110, 18537402220]

約数ペア:

[(1, 18537402220), (2, 9268701110), (4, 4634350555), (5, 3707480444), (10, 1853740222), (20, 926870111), (3119, 5943380), (6238, 2971690), (12476, 1485845), (15595, 1188676), (31190, 594338), (62380, 297169)]