2021800832

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{15971}}^1$

素因数の和:16051

約数の個数: 64

約数和(自身を含む): 4300940160

約数和(自身を除く): 2279139328

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 64, 86, 92, 128, 172, 184, 344, 368, 688, 736, 989, 1376, 1472, 1978, 2752, 2944, 3956, 5504, 7912, 15824, 15971, 31648, 31942, 63296, 63884, 126592, 127768, 255536, 367333, 511072, 686753, 734666, 1022144, 1373506, 1469332, 2044288, 2747012, 2938664, 5494024, 5877328, 10988048, 11754656, 15795319, 21976096, 23509312, 31590638, 43952192, 47018624, 63181276, 87904384, 126362552, 252725104, 505450208, 1010900416, 2021800832]

約数ペア:

[(1, 2021800832), (2, 1010900416), (4, 505450208), (8, 252725104), (16, 126362552), (23, 87904384), (32, 63181276), (43, 47018624), (46, 43952192), (64, 31590638), (86, 23509312), (92, 21976096), (128, 15795319), (172, 11754656), (184, 10988048), (344, 5877328), (368, 5494024), (688, 2938664), (736, 2747012), (989, 2044288), (1376, 1469332), (1472, 1373506), (1978, 1022144), (2752, 734666), (2944, 686753), (3956, 511072), (5504, 367333), (7912, 255536), (15824, 127768), (15971, 126592), (31648, 63884), (31942, 63296)]