2129781364

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1\times {\mathrm{839}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 3973939200

約数和(自身を除く): 1844157836

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 263, 508, 526, 839, 1052, 1678, 2413, 3356, 4826, 4997, 9652, 9994, 15941, 19988, 31882, 33401, 63764, 66802, 106553, 133604, 213106, 220657, 426212, 441314, 634619, 882628, 1269238, 2024507, 2538476, 4049014, 4192483, 8098028, 8384966, 16769932, 28023439, 56046878, 112093756, 532445341, 1064890682, 2129781364]

約数ペア:

[(1, 2129781364), (2, 1064890682), (4, 532445341), (19, 112093756), (38, 56046878), (76, 28023439), (127, 16769932), (254, 8384966), (263, 8098028), (508, 4192483), (526, 4049014), (839, 2538476), (1052, 2024507), (1678, 1269238), (2413, 882628), (3356, 634619), (4826, 441314), (4997, 426212), (9652, 220657), (9994, 213106), (15941, 133604), (19988, 106553), (31882, 66802), (33401, 63764)]