15977744

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{21247}}^1$

素因数の和:21302

約数の個数: 20

約数和(自身を含む): 31617024

約数和(自身を除く): 15639280

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 21247, 42494, 84988, 169976, 339952, 998609, 1997218, 3994436, 7988872, 15977744]

約数ペア:

[(1, 15977744), (2, 7988872), (4, 3994436), (8, 1997218), (16, 998609), (47, 339952), (94, 169976), (188, 84988), (376, 42494), (752, 21247)]