2199536

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 40

約数和(自身を含む): 4583040

約数和(自身を除く): 2383504

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 139, 172, 184, 278, 344, 368, 556, 688, 989, 1112, 1978, 2224, 3197, 3956, 5977, 6394, 7912, 11954, 12788, 15824, 23908, 25576, 47816, 51152, 95632, 137471, 274942, 549884, 1099768, 2199536]

約数ペア:

[(1, 2199536), (2, 1099768), (4, 549884), (8, 274942), (16, 137471), (23, 95632), (43, 51152), (46, 47816), (86, 25576), (92, 23908), (139, 15824), (172, 12788), (184, 11954), (278, 7912), (344, 6394), (368, 5977), (556, 3956), (688, 3197), (989, 2224), (1112, 1978)]