12489952

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 26112240

約数和(自身を除く): 13622288

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 86, 116, 172, 232, 313, 344, 464, 626, 688, 928, 1247, 1252, 1376, 2494, 2504, 4988, 5008, 9077, 9976, 10016, 13459, 18154, 19952, 26918, 36308, 39904, 53836, 72616, 107672, 145232, 215344, 290464, 390311, 430688, 780622, 1561244, 3122488, 6244976, 12489952]

約数ペア:

[(1, 12489952), (2, 6244976), (4, 3122488), (8, 1561244), (16, 780622), (29, 430688), (32, 390311), (43, 290464), (58, 215344), (86, 145232), (116, 107672), (172, 72616), (232, 53836), (313, 39904), (344, 36308), (464, 26918), (626, 19952), (688, 18154), (928, 13459), (1247, 10016), (1252, 9976), (1376, 9077), (2494, 5008), (2504, 4988)]