2578642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 4608000

約数和(自身を除く): 2029358

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 199, 209, 341, 398, 418, 589, 682, 1178, 2189, 3781, 4378, 6169, 6479, 7562, 12338, 12958, 41591, 67859, 83182, 117211, 135718, 234422, 1289321, 2578642]

約数ペア:

[(1, 2578642), (2, 1289321), (11, 234422), (19, 135718), (22, 117211), (31, 83182), (38, 67859), (62, 41591), (199, 12958), (209, 12338), (341, 7562), (398, 6479), (418, 6169), (589, 4378), (682, 3781), (1178, 2189)]