2109798

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 4992000

約数和(自身を除く): 2882202

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 199, 279, 342, 398, 558, 589, 597, 1178, 1194, 1767, 1791, 3534, 3582, 3781, 5301, 6169, 7562, 10602, 11343, 12338, 18507, 22686, 34029, 37014, 55521, 68058, 111042, 117211, 234422, 351633, 703266, 1054899, 2109798]

約数ペア:

[(1, 2109798), (2, 1054899), (3, 703266), (6, 351633), (9, 234422), (18, 117211), (19, 111042), (31, 68058), (38, 55521), (57, 37014), (62, 34029), (93, 22686), (114, 18507), (171, 12338), (186, 11343), (199, 10602), (279, 7562), (342, 6169), (398, 5301), (558, 3781), (589, 3582), (597, 3534), (1178, 1791), (1194, 1767)]