15980148

素因数分解:

$2^2\times 3^2\times {\mathrm{443893}}^1$

素因数の和:443903

約数の個数: 18

約数和(自身を含む): 40394354

約数和(自身を除く): 24414206

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 443893, 887786, 1331679, 1775572, 2663358, 3995037, 5326716, 7990074, 15980148]

約数ペア:

[(1, 15980148), (2, 7990074), (3, 5326716), (4, 3995037), (6, 2663358), (9, 1775572), (12, 1331679), (18, 887786), (36, 443893)]